PCI Express to 2 Ports USB 3.0 PCI Adapter Card, 2 Ports USB 3.0

1) Speed up to 5 Gigabits per second

2) PCI Express 2.0

3) Works with all current USB specifications up to 3.0

4) Supports all current USB speed up to 5Gbps

5) Built in internal power supply connection

6) Works with Windows xp (32/64), Windows Vista (32/64), Windows 7(32/64)