Specifications : World's first 7 Port PCIE USB 3.0 adapter5 x external and 2 x internal USB3.0 portEach port provides DC 5V 1A via USB 3.0 connector Connect to PC power supply to provide enough current for each portTransfer Rate: 5Gbps, 480Mbps, 12Mbps Fully compatible with USB2.0 , USB 1.1 Supports Windows XP / 2003 / Vista / 7 Fits perfectly with our 2 Port USB 3.0 front panel ( SE-FP-USB3-02 ) Package contents : 1 x PCIE USB 3.0 adapter 1 x Driver CDg,RcmdId ViewItemDescV4,RlogId p4%60bo7%60jtb9%3Fuk%601d72f%2Bjw%60hquvg%3Eg-1419c5989d5-0xf6-->