4 Port Portable USB 3.0 Hub Bus-Powered
High-performance chip solution enable product more stable.
Ultra-high speed USB 3.0 5Gbps transfer standard and backward compatible with USB 2.0 and USB 1.1.
Support Windows xp/vista/7/8 and Mac. No need any driver.
Rapidly extend 4 USB 3.0 high-speed interface, simultaneously support 4 USB.