100% brand new and high quality.

Quantity: 1pcs

Compliant with USB version: 1.1/2.0/3.0

Supports High-Speed (5G Mbps) ,Full-speed (480Mbps) and Low-speed (12Mbps) USB device profiles

when power adaptor connected, Per-port Over-Curret detection and protection (Excluding power)

when power adaptor connected, Supplies USB bus power (Excluding power)

Can be driven 500Gmobile hard disk without external power supply

Backflow prevention circuit design, in order to prevent electric current flow back to the device

Automatic switching between self-powered and bus-powered mode Supports Plug&Play

Dimension: 1.7 x 4.2 x 1.1cm (L x W x H)

System requirements: windows XP, vista, win7, Mac OS (10. X or above)

Connects to scanners, printers, digital cameras, camcorders, speakers, mice, keyboard, external drives, MP3 players and more.

Color: Black