USB 3.0 SuperSpeed 4 Port PCI Express Card with 4 Pin Molex

10 times faster than High-Speed USB 2.0 this PCI card will connect to a EXPRESS PCI slot (Express slots are smaller than a standard PCI slot) and provide 4 External USB 3 ports

Complies with PCI Express Base Specification Revision 2.0 Complies with Universal Serial Bus 3.0 specification Revision 1.0 Backward compatible to USB 2.0 and PCI-Express 1.0

Supports the following data transfer rate: USB 2.0 mode up to 480 Mbps* USB 3.0 mode up to 5 Gbps* Chipset: VL805-Q6

Max. 5V/900mA power output to each USB 3.0 Port(with PSU connected) Supports Windows 7/Vista/XP 32/64-bit, Server 2008 32/64-bit