• Expand 4 USB 2.0 ports for your laptop or desktop through a standard USB port to connect the U disk, flash drive, USB mouse, USB keyboard and etc
• SuperSpeed USB2.0 connectivity offers data transfer speeds of up to 480Mbps, backwards compatible with USB2.0 and 1.0
• Controlled by VL817 intelligent chip, transfer and charging more stable and intelligent
• Micro USB Port can extra power supply, An additional power supply station can provides 2.4A. NOTE: No power adapter in the package
• Country of Origin: China.

Specification:

1) Color: Black/White
2) Input: USB2.0 Type-A*1
3) Output: USB2.0 Type-A*4
4) Material: ABS
5) Cable Length: 30cm
6) Transmission Speed: 480Mbps.