{"product_id":"ugreen-usb-bluetooth-adapter-for-pc-bluetooth-5-0-dongle-usb2-0-edr-receiver-mini-size-wireless-transfer-support-windows-10-8-1-8-7-xp-compatible-with-desktop-laptop-mouse-keyboard-printer-speaker-ps5-80889","title":"UGREEN 80889 CM390 USB Bluetooth 5.0 Adapter for Windows","description":"\u003cdiv class=\"ug-wireless-audio-guide\" style=\"max-width:1200px;margin:0 auto;background:#fff;color:#263b32;font-family:Arial,Helvetica,sans-serif;line-height:1.64;overflow:hidden;\"\u003e\n\u003csection class=\"ug-section\" style=\"padding:clamp(28px,5vw,52px);background:linear-gradient(135deg,#f5fbf7 0%,#e5f6ec 52%,#d8f0e2 100%);border-top:5px solid #0c8a4b;border-bottom:1px solid #cfe4d6;\"\u003e\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:30px;align-items:center;\"\u003e\n\u003cdiv\u003e\n\u003cspan style=\"display:inline-block;padding:7px 12px;border-radius:999px;background:#0c8a4b;color:#fff;font-size:.84rem;font-weight:800;\"\u003eCM390 • EXACT 5.0 ARTWORK • WINDOWS USB HOST\u003c\/span\u003e\u003ch1 style=\"margin:14px 0 10px;color:#123b2b;font-size:clamp(1.8rem,4vw,3rem);line-height:1.13;\"\u003eUGREEN 80889 CM390 USB Bluetooth 5.0 Adapter for Windows\u003c\/h1\u003e\n\u003ch2 style=\"margin:18px 0 8px;color:#087642;font-size:1.35rem;\"\u003eOverview\u003c\/h2\u003e\n\n\u003cdiv style=\"margin-top:18px;\"\u003e\n\u003cspan style=\"display:inline-block;margin:4px 7px 4px 0;padding:7px 11px;border-radius:999px;background:#fff;border:1px solid #a8d8bd;color:#0c7542;font-weight:800;\"\u003eBluetooth 5.0\u003c\/span\u003e\u003cspan style=\"display:inline-block;margin:4px 7px 4px 0;padding:7px 11px;border-radius:999px;background:#fff;border:1px solid #a8d8bd;color:#0c7542;font-weight:800;\"\u003eSKU 80889\u003c\/span\u003e\u003cspan style=\"display:inline-block;margin:4px 7px 4px 0;padding:7px 11px;border-radius:999px;background:#fff;border:1px solid #a8d8bd;color:#0c7542;font-weight:800;\"\u003eCM390\u003c\/span\u003e\u003cspan style=\"display:inline-block;margin:4px 7px 4px 0;padding:7px 11px;border-radius:999px;background:#fff;border:1px solid #a8d8bd;color:#0c7542;font-weight:800;\"\u003eWindows host adapter\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure style=\"margin:18px 0 0;border:1px solid #d5e8dd;border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 10px 26px rgba(12,117,66,.10);\"\u003e\u003cimg loading=\"eager\" fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0581\/3780\/4899\/files\/80889_01.jpg?v=1781324851\" alt=\"UGREEN 80889 UGREEN 80889 USB Bluetooth adapter product view\" style=\"display:block;width:100%;height:auto;max-height:760px;object-fit:contain;background:#fff;\"\u003e\u003cfigcaption style=\"padding:11px 14px;border-top:1px solid #dce9e1;background:#f3f8f5;color:#52655b;font-size:.86rem;\"\u003eUGREEN 80889 USB Bluetooth adapter product view\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#fff;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #c9e8d5;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eKey features\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,225px),1fr));gap:14px;\"\u003e\n\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eRole\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003ea compact USB-A Bluetooth host adapter for adding wireless audio, phone data and compatible peripheral connections to a Windows desktop or laptop.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eAudio path\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eCM390 makes the Windows PC the Bluetooth host. The PC can send audio to headphones\/speakers, receive supported headset microphone audio and connect peripherals\/phones. It is not a stand-alone transmitter for a TV or AUX receiver for a car.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eCodec boundary\u003c\/h3\u003e\n\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003ePower design\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eNo battery. USB-A supplies host data and operating power from the PC. Plug into a computer USB-A port. A wall charger supplies power but no Windows host, so stand-alone Bluetooth operation will not work.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#f6f9f7;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #168346;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eAudio direction and connector roles\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr));gap:25px;align-items:center;\"\u003e\n\u003cdiv\u003e\n\u003cp style=\"margin:0 0 13px;\"\u003eCM390 makes the Windows PC the Bluetooth host. The PC can send audio to headphones\/speakers, receive supported headset microphone audio and connect peripherals\/phones. It is not a stand-alone transmitter for a TV or AUX receiver for a car.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 13px;\"\u003e\u003cstrong\u003eConnector rule:\u003c\/strong\u003e a source\/output must feed a destination\/input. USB power, USB host data, analogue AUX and Bluetooth radio roles are separate even when one enclosure handles several of them.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eStart safely:\u003c\/strong\u003e set the correct mode, select the target input and lower every volume control before testing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cfigure style=\"margin:18px 0 0;border:1px solid #d5e8dd;border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 10px 26px rgba(12,117,66,.10);\"\u003e\u003cimg loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0581\/3780\/4899\/files\/612rKMJJRkL._SL1500.jpg?v=1781324855\" alt=\"UGREEN 80889 Supported Bluetooth device-class compatibility map\" style=\"display:block;width:100%;height:auto;max-height:760px;object-fit:contain;background:#fff;\"\u003e\u003cfigcaption style=\"padding:11px 14px;border-top:1px solid #dce9e1;background:#f3f8f5;color:#52655b;font-size:.86rem;\"\u003eSupported Bluetooth device-class compatibility map\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#fff;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #c9e8d5;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eSound, codecs, calls and latency\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,235px),1fr));gap:14px;\"\u003e\n\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eCodecs\u003c\/h3\u003e\n\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eLatency\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eNo millisecond figure is verified. EDR\/BLE and Bluetooth 5.0 do not guarantee competitive-game timing or real-time instrument monitoring.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eMicrophone and calls\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eCompatible Bluetooth headsets may provide microphone input when Windows and the application select a headset profile. This does not make the dongle a direct-console voice-chat adapter.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eReal-world fidelity\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eSource file, negotiated codec, radio conditions, analogue cable, amplifier and speakers\/headphones all affect the result. A newer Bluetooth number is not automatically higher sound quality.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cfigure style=\"margin:18px 0 0;border:1px solid #d5e8dd;border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 10px 26px rgba(12,117,66,.10);\"\u003e\u003cimg loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0581\/3780\/4899\/files\/71RNvN5PHlL._SL1500.jpg?v=1781324853\" alt=\"UGREEN 80889 EDR and BLE exact-revision artwork\" style=\"display:block;width:100%;height:auto;max-height:760px;object-fit:contain;background:#fff;\"\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#f6f9f7;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #168346;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eUse scenarios\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:14px;\"\u003e\n\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eScenario 1\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eAdding Bluetooth to an older Windows desktop.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eScenario 2\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eConnecting a headset and different office peripherals.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eScenario 3\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003ePhone-to-PC supported file\/data exchange.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eScenario 4\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eUsing a compatible controller on a Windows PC.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eScenario 5\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eObtaining up to 20m open-space coverage in suitable conditions.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cfigure style=\"margin:18px 0 0;border:1px solid #d5e8dd;border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 10px 26px rgba(12,117,66,.10);\"\u003e\u003cimg loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0581\/3780\/4899\/files\/71GB80_RViL._SL1500.jpg?v=1781324852\" alt=\"UGREEN 80889 Five-device-class PC use scenario\" style=\"display:block;width:100%;height:auto;max-height:760px;object-fit:contain;background:#fff;\"\u003e\u003cfigcaption style=\"padding:11px 14px;border-top:1px solid #dce9e1;background:#f3f8f5;color:#52655b;font-size:.86rem;\"\u003eFive-device-class PC use scenario\u003c\/figcaption\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#fff;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #c9e8d5;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eSetup and usability guidance\u003c\/h2\u003e\n\u003col style=\"margin:0;padding-left:22px;\"\u003e\n\u003cli style=\"margin:9px 0;\"\u003e\n\u003cstrong\u003eStep 1:\u003c\/strong\u003e Disable the PC’s built-in Bluetooth radio.\u003c\/li\u003e\n\u003cli style=\"margin:9px 0;\"\u003e\n\u003cstrong\u003eStep 2:\u003c\/strong\u003e Insert CM390 into a direct USB-A port.\u003c\/li\u003e\n\u003cli style=\"margin:9px 0;\"\u003e\n\u003cstrong\u003eStep 3:\u003c\/strong\u003e Use Windows 11\/10\/8.1 support; install the official driver for Windows 7.\u003c\/li\u003e\n\u003cli style=\"margin:9px 0;\"\u003e\n\u003cstrong\u003eStep 4:\u003c\/strong\u003e Put one endpoint in pairing mode and add it through Windows.\u003c\/li\u003e\n\u003cli style=\"margin:9px 0;\"\u003e\n\u003cstrong\u003eStep 5:\u003c\/strong\u003e Test the first connection, then add other different device classes up to the listed limit.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp style=\"margin:16px 0;padding:15px 17px;background:#eef8f2;border-left:5px solid #0c8a4b;\"\u003e\u003cstrong\u003eUsability rule:\u003c\/strong\u003e establish one clean path first. Add a second source, listener, output or peripheral only after the first works reliably.\u003c\/p\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,245px),1fr));gap:14px;\"\u003e\n\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eControls\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003ePairing and removal are handled in Windows Bluetooth settings. Disable existing built-in Bluetooth in Device Manager before installing\/reinserting CM390.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eSecond-device behaviour\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eUp to five different device classes are listed. This is not five simultaneous audio streams; expect one active Bluetooth audio output and test each new device type separately.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eRecovery\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eRemove the failed Windows pairing, reboot, reinsert CM390 and pair again. Confirm the built-in radio remains disabled and use the CM390 driver where required.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cfigure style=\"margin:18px 0 0;border:1px solid #d5e8dd;border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 10px 26px rgba(12,117,66,.10);\"\u003e\u003cimg loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0581\/3780\/4899\/files\/71fJ0Gnx7QL._SL1500.jpg?v=1781324850\" alt=\"UGREEN 80889 Supported phone-to-Windows data-exchange example\" style=\"display:block;width:100%;height:auto;max-height:760px;object-fit:contain;background:#fff;\"\u003e\u003cfigcaption style=\"padding:11px 14px;border-top:1px solid #dce9e1;background:#f3f8f5;color:#52655b;font-size:.86rem;\"\u003eSupported phone-to-Windows data-exchange example\u003c\/figcaption\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#f6f9f7;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #168346;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eCompatible devices and systems\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 15px;\"\u003e\u003cstrong\u003eClass:\u003c\/strong\u003e Windows 11, 10 and 8.1; Windows 7 with official driver. Representative devices include Bluetooth headphones\/headset, speaker, phone, keyboard, mouse and compatible game controller.\u003c\/p\u003e\n\u003cul style=\"margin:0;padding-left:22px;\"\u003e\n\u003cli style=\"margin:8px 0;\"\u003eMatch the operating-system\/audio profile and connector role, not only the Bluetooth logo.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eConfirm whether you need programme audio, microphone return, peripheral data or file transfer; these use different profiles.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eFor AUX\/RCA products, confirm the destination is a line-level input and already has its own amplifier.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eFor PC adapters, verify driver requirements and disable a competing built-in Bluetooth radio.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eFor two-way products, confirm that the chosen TX or RX mode matches the wired device.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cfigure style=\"margin:18px 0 0;border:1px solid #d5e8dd;border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 10px 26px rgba(12,117,66,.10);\"\u003e\u003cimg loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0581\/3780\/4899\/files\/71l9w6kdOSL._SL1500.jpg?v=1781324858\" alt=\"UGREEN 80889 Windows 11, 10, 8.1 and Windows 7 compatibility artwork\" style=\"display:block;width:100%;height:auto;max-height:760px;object-fit:contain;background:#fff;\"\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#fff;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #c9e8d5;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eWhat this product does\u003c\/h2\u003e\n\u003cul style=\"margin:0;padding-left:22px;\"\u003e\n\u003cli style=\"margin:8px 0;\"\u003eAdds a Bluetooth host radio to a supported Windows computer.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eConnects supported audio devices and several different peripheral classes.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eUses Windows controls and profiles for audio, microphones, HID and supported phone links.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eReceives USB power and host data directly from the PC.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eWorks only within the documented operating-system and driver boundaries.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#f6f9f7;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #168346;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eWhat this product does not do\u003c\/h2\u003e\n\u003cdiv style=\"background:#fff7e7;border:1px solid #f0d296;border-left:6px solid #c56b0a;padding:18px 20px;color:#5d3a08;\"\u003e\u003cul style=\"margin:0;padding-left:22px;\"\u003e\n\u003cli style=\"margin:8px 0;\"\u003enot macOS, Linux, car stereo, TV, stand-alone AUX use or direct PlayStation\/Xbox\/Switch console connection; no promised codec, five-audio-stream output or guaranteed console voice chat.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eDoes not guarantee uninterrupted wireless service through metal, walls, crowds or heavy 2.4GHz interference.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eDoes not repair a damaged source, USB port, AUX socket, amplifier or speaker.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eDoes not make a connector compatible merely because it fits physically.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eDoes not prove ANC, aptX, LDAC, multipoint or microphone return from the Bluetooth version number alone.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#fff;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #c9e8d5;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eWhat to do\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,225px),1fr));gap:14px;\"\u003e\n\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eCheck the label\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eConfirm SKU, model and stored revision on the product or box before relying on a specification.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eBegin with one endpoint\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003ePair and test one path before adding any supported second device or output.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eLower volume first\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eProtect hearing and speakers when changing mode, output, codec, call profile or device.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eKeep connections dry\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eInspect USB and audio plugs, remove debris without metal tools and dry completely before power.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eUse official drivers\/manuals\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eUse the CM\/BT model instructions; related UGREEN revisions can use different buttons and radios.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003ePause before switching\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eWhen two sources are connected, pause the current programme before starting the other.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#f6f9f7;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #168346;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eWhat not to do\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,225px),1fr));gap:14px;\"\u003e\n\u003carticle style=\"background:#fff;border:1px solid #efd39a;border-top:4px solid #c56b0a;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#844606;font-size:1.05rem;\"\u003eDo not infer features\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eBluetooth 5.x\/6.0 alone does not establish codec, ANC, microphone, multipoint or delay.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #efd39a;border-top:4px solid #c56b0a;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#844606;font-size:1.05rem;\"\u003eDo not force plugs\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eStop if a connector does not align; check port type, direction, damage and case clearance.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #efd39a;border-top:4px solid #c56b0a;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#844606;font-size:1.05rem;\"\u003eDo not use speaker-level output\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eAUX\/RCA receiver inputs are line-level; passive speakers still need an amplifier.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #efd39a;border-top:4px solid #c56b0a;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#844606;font-size:1.05rem;\"\u003eDo not pair while moving\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eConfigure car and aircraft audio before movement and follow local\/crew instructions.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #efd39a;border-top:4px solid #c56b0a;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#844606;font-size:1.05rem;\"\u003eDo not charge damaged cells\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eStop for swelling, leakage, odour or abnormal heat and seek proper battery disposal.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #efd39a;border-top:4px solid #c56b0a;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#844606;font-size:1.05rem;\"\u003eDo not borrow reset timing\u003c\/h3\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#fff;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #c9e8d5;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eBattery, charging and realistic runtime\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 13px;\"\u003e\u003cstrong\u003eBattery\/power:\u003c\/strong\u003e No battery. USB-A supplies host data and operating power from the PC.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 13px;\"\u003e\u003cstrong\u003eCharging\/connection:\u003c\/strong\u003e Plug into a computer USB-A port. A wall charger supplies power but no Windows host, so stand-alone Bluetooth operation will not work.\u003c\/p\u003e\n\u003cul style=\"margin:0;padding-left:22px;\"\u003e\n\u003cli style=\"margin:8px 0;\"\u003ePublished runtime is normally a controlled maximum; volume, calls, codec, temperature, range and battery age can shorten it.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eUSB-powered models have no reserve runtime and stop when vehicle\/computer power stops.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eUse compliant, undamaged power sources and disconnect any product that becomes unusually hot.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eDo not leave rechargeable products empty for months; follow the manual for long-term storage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cfigure style=\"margin:18px 0 0;border:1px solid #d5e8dd;border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 10px 26px rgba(12,117,66,.10);\"\u003e\u003cimg loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0581\/3780\/4899\/files\/61126yDuWzL._SL1500.jpg?v=1781324857\" alt=\"UGREEN 80889 Published up-to-66-foot coverage example\" style=\"display:block;width:100%;height:auto;max-height:760px;object-fit:contain;background:#fff;\"\u003e\u003cfigcaption style=\"padding:11px 14px;border-top:1px solid #dce9e1;background:#f3f8f5;color:#52655b;font-size:.86rem;\"\u003ePublished up-to-66-foot coverage example\u003c\/figcaption\u003e\u003c\/figure\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#f6f9f7;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #168346;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eWarnings and limitations\u003c\/h2\u003e\n\u003cdiv style=\"background:#fff7e7;border:1px solid #f0d296;border-left:6px solid #c56b0a;padding:18px 20px;color:#5d3a08;\"\u003e\u003cul style=\"margin:0;padding-left:22px;\"\u003e\n\u003cli style=\"margin:8px 0;\"\u003e\n\u003cstrong\u003eHearing:\u003c\/strong\u003e begin at low volume, limit exposure and stop if you notice discomfort or ringing. Bluetooth features and noise processing are not hearing protection.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e never crush, puncture, short, burn or charge a swollen, leaking, wet or unusually hot rechargeable product. USB-powered models still require a sound, compliant 5V source.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003e\n\u003cstrong\u003eAircraft:\u003c\/strong\u003e follow crew instructions, use only permitted headphone outputs and keep wireless devices off whenever directed. Carry lithium products in accordance with airline rules.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003e\n\u003cstrong\u003eDriving:\u003c\/strong\u003e pair, mount, select sources and set volume while parked. Hands-free calling does not remove attention or legal responsibilities.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003e\n\u003cstrong\u003eWater:\u003c\/strong\u003e This product does not has a IP rating. Keep adapters, plugs and charging ports dry; never connect power while damp.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003e\n\u003cstrong\u003eHeat and storage:\u003c\/strong\u003e do not leave the product on a hot dashboard, near a heater or in direct sun. Keep small adapters and cables away from children and pets.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003e\n\u003cstrong\u003eComputer safety:\u003c\/strong\u003e remove the adapter before transporting a laptop where the exposed dongle could be struck, and do not force it into damaged or obstructed USB ports.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#fff;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #c9e8d5;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eTroubleshooting and reset\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,245px),1fr));gap:14px;\"\u003e\n\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eNo pairing\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eBring devices close, verify power\/mode, disconnect competing saved devices and pair one endpoint first.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eConnected but silent\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eCheck source playback, OS output, TX\/RX direction, AUX input selection, cable seating and both volume controls.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eAudio but no microphone\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eCompatible Bluetooth headsets may provide microphone input when Windows and the application select a headset profile. This does not make the dongle a direct-console voice-chat adapter. Confirm the call app input and permissions only where a microphone path is documented.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eDrop-outs\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eReduce distance and metal\/body obstruction, move from crowded 2.4GHz radios and test one connection at a time.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eDelay\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eCompare with a wired path; no unstated codec or Bluetooth version can remove all source and endpoint buffering.\u003c\/p\u003e\u003c\/article\u003e\u003carticle style=\"background:#fff;border:1px solid #cce5d6;border-top:4px solid #0c8a4b;border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(12,117,66,.07);\"\u003e\u003ch3 style=\"margin:0 0 8px;color:#087642;font-size:1.05rem;\"\u003eReset path\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#33483f;\"\u003eRemove the failed Windows pairing, reboot, reinsert CM390 and pair again. Confirm the built-in radio remains disabled and use the CM390 driver where required.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#f6f9f7;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #168346;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eTechnical specifications\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;background:#fff;border:1px solid #d5e8dd;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eProduct \/ model\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003eUGREEN USB Bluetooth adapter \/ CM390\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f7faf8;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eSKU \/ colour\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003e80889 \/ black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eStored artwork version\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003eBluetooth 5.0 with EDR and BLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f7faf8;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eHost interface\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003eUSB-A \/ USB 2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eSystems\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003eWindows 11\/10\/8.1; Windows 7 with driver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f7faf8;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eSimultaneous devices\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003eUp to five different device classes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eProfiles\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003eA2DP, HSP, AVRCP, HID and PAN listed in manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f7faf8;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eListed range\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003eUp to 20m \/ 66ft unobstructed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eRF output\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003e4dBm listed in manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f7faf8;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003ePower\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003eUSB bus-powered; no battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eBuilt-in radio\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003eDisable before use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f7faf8;\"\u003e\n\u003cth style=\"text-align:left;padding:11px 13px;border-bottom:1px solid #dcebe2;color:#175f3c;width:36%;\"\u003eDirect console use\u003c\/th\u003e\n\u003ctd style=\"padding:11px 13px;border-bottom:1px solid #dcebe2;\"\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"margin:14px 0 0;color:#53665c;font-size:.92rem;\"\u003eListed ranges and runtimes are qualified maxima in suitable conditions, not universal guarantees.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#fff;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #c9e8d5;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003ePackage contents\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 15px;\"\u003e\u003cstrong\u003ePackage:\u003c\/strong\u003e CM390 USB Bluetooth adapter and documentation; no cable, AUX lead or power adapter is required.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 10px;color:#087642;\"\u003ePre-purchase checklist\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:22px;\"\u003e\n\u003cli style=\"margin:8px 0;\"\u003eConfirm this SKU\/revision on the sealed product.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eConfirm TX, RX or Windows-host direction.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eConfirm every wired input\/output and required power source.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eConfirm call\/microphone, codec and second-device needs separately.\u003c\/li\u003e\n\u003cli style=\"margin:8px 0;\"\u003eCheck whether any cable, charger or flight adapter you require is actually listed.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"ug-section\" style=\"padding:32px 28px;margin:0;background:#f6f9f7;border-top:1px solid #dcebe2;box-shadow:inset 5px 0 0 #168346;\"\u003e\u003ch2 style=\"margin:0 0 15px;color:#087642;font-size:clamp(1.35rem,2.5vw,1.8rem);line-height:1.25;\"\u003eProduct-specific FAQ\u003c\/h2\u003e\n\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eWhat exactly is UGREEN 80889?\u003c\/summary\u003e\u003cdiv style=\"padding:4px 18px 17px;color:#33483f;\"\u003e\u003cp style=\"margin:10px 0 0;\"\u003eIt is a compact USB-A Bluetooth host adapter for adding wireless audio, phone data and compatible peripheral connections to a Windows desktop or laptop.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eWhat does this adapter add to a Windows PC?\u003c\/summary\u003e\u003cdiv style=\"padding:4px 18px 17px;color:#33483f;\"\u003e\u003cp style=\"margin:10px 0 0;\"\u003eCM390 makes the Windows PC the Bluetooth host. The PC can send audio to headphones\/speakers, receive supported headset microphone audio and connect peripherals\/phones. It is not a stand-alone transmitter for a TV or AUX receiver for a car.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eWhich codecs does SKU 80889 support?\u003c\/summary\u003e\u003c\/details\u003e\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eIs low latency guaranteed?\u003c\/summary\u003e\u003cdiv style=\"padding:4px 18px 17px;color:#33483f;\"\u003e\u003cp style=\"margin:10px 0 0;\"\u003eNo millisecond figure is verified. EDR\/BLE and Bluetooth 5.0 do not guarantee competitive-game timing or real-time instrument monitoring.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eDo microphone and calls work?\u003c\/summary\u003e\u003cdiv style=\"padding:4px 18px 17px;color:#33483f;\"\u003e\u003cp style=\"margin:10px 0 0;\"\u003eCompatible Bluetooth headsets may provide microphone input when Windows and the application select a headset profile. This does not make the dongle a direct-console voice-chat adapter.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eCan it connect several Bluetooth peripherals?\u003c\/summary\u003e\u003cdiv style=\"padding:4px 18px 17px;color:#33483f;\"\u003e\u003cp style=\"margin:10px 0 0;\"\u003eUp to five different device classes are listed. This is not five simultaneous audio streams; expect one active Bluetooth audio output and test each new device type separately.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eWhat battery life or power does it use?\u003c\/summary\u003e\u003cdiv style=\"padding:4px 18px 17px;color:#33483f;\"\u003e\u003cp style=\"margin:10px 0 0;\"\u003eNo battery. USB-A supplies host data and operating power from the PC. Plug into a computer USB-A port. A wall charger supplies power but no Windows host, so stand-alone Bluetooth operation will not work.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eWhich devices and systems are compatible?\u003c\/summary\u003e\u003cdiv style=\"padding:4px 18px 17px;color:#33483f;\"\u003e\u003cp style=\"margin:10px 0 0;\"\u003eWindows 11, 10 and 8.1; Windows 7 with official driver. Representative devices include Bluetooth headphones\/headset, speaker, phone, keyboard, mouse and compatible game controller.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eWhat should I do if pairing fails?\u003c\/summary\u003e\u003cdiv style=\"padding:4px 18px 17px;color:#33483f;\"\u003e\u003cp style=\"margin:10px 0 0;\"\u003eRemove the failed Windows pairing, reboot, reinsert CM390 and pair again. Confirm the built-in radio remains disabled and use the CM390 driver where required.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eWhat is in the package?\u003c\/summary\u003e\u003cdiv style=\"padding:4px 18px 17px;color:#33483f;\"\u003e\u003cp style=\"margin:10px 0 0;\"\u003eCM390 USB Bluetooth adapter and documentation; no cable, AUX lead or power adapter is required\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#fff;border:1px solid #cce5d6;border-radius:12px;margin:10px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;padding:15px 18px;font-weight:800;color:#153d2c;background:#f4f8f6;\"\u003eWhat should it not be used for?\u003c\/summary\u003e\u003cdiv style=\"padding:4px 18px 17px;color:#33483f;\"\u003e\u003cp style=\"margin:10px 0 0;\"\u003enot macOS, Linux, car stereo, TV, stand-alone AUX use or direct PlayStation\/Xbox\/Switch console connection; no promised codec, five-audio-stream output or guaranteed console voice chat.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Ugreen","offers":[{"title":"Default Title","offer_id":67607334945001,"sku":"80889","price":1407.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/6639\/6905\/files\/80889_01_bdc44316-3072-43bb-b0ac-f989c12c60df.jpg?v=1790839415","url":"https:\/\/www.teckpot.com\/products\/ugreen-usb-bluetooth-adapter-for-pc-bluetooth-5-0-dongle-usb2-0-edr-receiver-mini-size-wireless-transfer-support-windows-10-8-1-8-7-xp-compatible-with-desktop-laptop-mouse-keyboard-printer-speaker-ps5-80889","provider":"TeckPot","version":"1.0","type":"link"}