7 Ports PCI-E to USB 3.0 HUB PCI Express Expansion Card Adapter 5Gbps for Motherboard. You need to install the RENESAS/VLI USB 3.0 driver for your computer first.. Supports PCI Express 2.0 X1 lane, can transferring up to 5Gbps.. Supports USB 3.0 specification type A connector X 7 ports., Backward compatible with USB 1.1 /USB 2.0..
Power Input: no need extral Power Connector.
Power output: +/-5V / 900mA (each port).
Compatible: USB 1.1 / 2.0 / 3.0.
Operating Systems: Windows7/8/10(32/64bit)