UGREEN 10736 3m 3.5mm Stereo AUX Cable
Overview
UGREEN 10736 is a passive stereo interconnect. Each three-pole 3.5mm plug provides tip, ring and sleeve contacts for left audio, right audio and common return. It is intended for ordinary AUX playback rather than a four-pole headset/microphone connection.
What it does well.
Key features
Highlights
- Two male connectors: 3.5mm TRS stereo plug at each end.
- Length: 3m reach for car, desk, bedside or home-audio routing.
- Analogue stereo: carries left and right playback channels plus a common return.
- Passive and reversible: no driver, battery, pairing or preferred cable end.
- Construction: gold-plated plug surfaces, aluminium connector shells, oxygen-free-copper conductor and a flexible black jacket.
Connector map and signal direction
Know every end
Both connectors are the same, so either end may be placed at the source. What matters is connecting a real output to a real input.
- Tip: normally carries the left playback channel in a consumer stereo AUX connection.
- Ring: normally carries the right playback channel.
- Sleeve: common return or ground.
- Typical source: phone, tablet, laptop, portable player, television or other device with a 3.5mm headphone/line output.
- Typical destination: car AUX input, powered speaker AUX input, stereo receiver line input or another 3.5mm analogue input.
Use scenarios
Where it makes sense
Use the cable where a normal analogue stereo AUX path is required and the 3m length can be routed without becoming a trip or snag hazard.
- Phone, tablet or portable music player with a native 3.5mm output to a car AUX input.
- Laptop headphone output to powered desktop speakers or a stereo system with a 3.5mm input.
- Television or monitor headphone output to a compatible analogue speaker input, with volume controlled by the source or speaker.
- Portable audio player to a home receiver when both sides use 3.5mm; an RCA-only receiver requires a different correctly wired cable.
- Devices without a headphone jack can use a separate USB-C or Lightning audio adapter only when that adapter provides a real 3.5mm analogue output.
Setup and usability guidance
Connect with confidence
AUX setup is simple, but output/input identification and volume order prevent most problems.
- Locate the source headphone or line output and the receiving AUX or line input. Do not connect two headphone outputs or two inputs together.
- Turn the receiver volume down. Pause playback before inserting the plugs.
- Insert each slim TRS plug fully. A protective phone case must leave enough clearance around the socket.
- Select the correct AUX input, start playback and raise volume gradually. Use moderate source volume first to avoid clipping the receiver input.
- Route the 3m cable with slack, away from seat rails, sharp edges and power adapters; grip the metal shell when disconnecting.
Compatible devices and systems
Match the physical and electrical interface
The cable works independently of an operating system because it carries analogue audio. Compatibility is decided by the physical jacks and their signal roles.
- Phones and tablets with a native 3.5mm stereo headphone output.
- Laptops, desktop computers, portable media players and CD players with a 3.5mm analogue output.
- Cars, powered speakers, receivers and sound systems with a labelled 3.5mm AUX or line input.
- A separate USB-C or Lightning audio dongle may be used on a jack-less device if the dongle outputs analogue stereo through 3.5mm.
- Not a direct connection for optical S/PDIF, HDMI ARC/eARC, USB audio, Bluetooth, RCA-only ports or a combined headset microphone requirement.
What this product does
Capabilities
- Carries two-channel analogue playback between matching 3.5mm output and input ports.
- Provides a 3m physical link with identical TRS male plugs at both ends.
- Works without drivers, an app or external power because there are no active electronics.
- Allows either physical end to be used at the source or destination.
What this product does not do
Clear boundaries
- It does not carry a microphone channel or remote-control commands from a four-pole TRRS headset.
- It is not a headphone splitter and cannot feed two listeners from one jack.
- It does not convert USB-C, Lightning, optical, HDMI or Bluetooth into analogue audio.
- It does not amplify audio, add bass, remove ground-loop hum or repair a noisy source or receiver.
- It is not promised as a balanced professional mono TRS interconnect even though the plug diameter is physically the same.
What to do
Good practice
- Turn the source volume down, mute the channel or power equipment off before inserting or removing plugs; this reduces loud pops and protects connected speakers and hearing.
- Push each connector fully home without twisting the cable as a lever. A partly seated plug can lose a channel, hum, crackle or make intermittent contact.
- Route the cable away from mains adapters, motorised equipment and sharp metal edges where practical, then provide enough slack that the connector is not carrying the cable weight.
- Coil the cable in broad, relaxed loops for storage. Inspect the plugs, strain reliefs and jacket before a recording, performance or long unattended session.
- Confirm the source output type, destination input type and expected signal level in both device manuals; matching connector diameter alone is not enough.
What not to do
Avoid these mistakes
- Do not pull by the cable, kink it at the connector, crush it under furniture, trap it in a door or leave it where people can trip over it.
- Do not force a connector into the wrong size or pin format, and do not use a loose stack of adapters where movement can stress the equipment socket.
- Do not connect two outputs together. Identify one signal-producing output and one compatible receiving input before making the link.
- Do not assume a passive cable adds gain, changes impedance, removes ground-loop noise or repairs a defective source, input or power supply.
- Do not use a signal cable for mains electricity or for a power-amplifier speaker output unless that cable is expressly rated for the load.
Warnings and limitations
Important safety and performance notes
Consumer AUX links are low-level signal connections. They are not power connections and may pick up noise if routed beside electrical equipment.
- Keep listening volume low during connection. Headphone outputs can be louder than a line input expects, so raise level gradually.
- Do not connect the cable to mains electricity, a passive-speaker output or another high-power terminal.
- A phone case can prevent full insertion. Never force the plug; remove or change the case if its opening is too narrow.
- If hum changes with vehicle charging, disconnect the charger for diagnosis; the cable itself does not isolate a ground loop.
- Stop using the cable if the jacket is cut, the metal shell becomes loose or audio changes when the strain relief is moved.
Troubleshooting and buying checklist
Solve common connection problems
Check the selected input and full plug insertion before replacing equipment. A TRS plug that is only partly inserted commonly produces one channel or distorted sound.
- No audio: confirm that the source jack is an output, the receiver jack is an input and the correct AUX source is selected.
- One channel missing: reseat both plugs, remove an obstructing phone case and test the source headphones to confirm its socket works.
- Low volume: raise the source gradually, then the receiver; check for a line/headphone mode or software mute on the source.
- Buzz in a car: compare playback with the phone charger disconnected and keep the cable away from power leads. A ground-loop isolator is a separate device.
- Before buying: verify two 3.5mm analogue jacks, stereo playback rather than microphone use, and that 3m is appropriate for the route.
Technical specifications
Model details
Brand and SKU
UGREEN 10736
Product type
Passive stereo AUX audio cable
Length
3m
Connector A
3.5mm TRS stereo male
Connector B
3.5mm TRS stereo male
Channel wiring
Left, right and common return in a standard stereo AUX application
Contact finish
Gold-plated plug surfaces
Connector shells
Aluminium alloy
Conductor
Oxygen-free copper, as specified by the listing
Cable colour
Black with grey metal connector shells
Cable outer diameter
Power and software
None; passive plug-and-play connection
Package contents
- 1 × UGREEN 10736 3m 3.5mm TRS male-to-male stereo AUX cable