link to download the driver:

http://www.orico.cc/us/download.html?skeyword=PVU3

Product Description

This is a PCI-Express card 7 *  USB 3.0 interface that expands when you need to use multiple external USB products at the same time.

Product features

• conform to PCI Express standard version 2.0.

• Meets Universal Serial Bus 3.0 standard.

• USB 3.0 interface Transmission rate could reach up to 5Gbps, downward compatible with USB 2.0 / 1.1.

• USB interface could provide up to a 5V 2A power supply to the external device.

• 15 pin interface for optional power supply.

• Supports Windows XP / 7/8 / 8.1 / 10 and 32 bit or 64-bit WHQL certified driver