Super Speed 4-Port USB 3.0 PCI-Express Expansion Card
Color: Silver + Green - Supports PCI Express TM 2.0 x 1 Lane - Transferring rate up to 5Gbps (max) - Chipset: VIA VL800 - Supports USB 3.0 specification type A connector x 4 ports - Plug and play - Supports PCI Low Profile - Supports External Power Socket in order to supplying power for each USB 3.0 connector up to 900mA MAX/port - Comes with Software CD