Big expansion: Transform one of your computer's USB port into four USB ports
Compatible with USB 3.0 and backwards compatible with USB 2.0 and USB 1.1
Supports High-Speed(5Gbps), Full-Speed(480Mbps)and Low-Speed(12Mbps)USB device profiles
Support auto switching between self-power and bus-power mode
No diver needed, plug and play
Specification:
Model: H-511A
Cable length: 16cm
Master chip: GL 3520
Material: ABS
Transmission rate: Max 5Gbps
Compatible with: Mac OS 10.8/Windows
Size: 10 x 2.3 x 1.5cm