Add four USB 3.0 ports - three external and one internal port - to your computer - 4 Port PCIe USB 3.0 Card - Cost-effective USB 3.0 Adapter Card - Easy to install with native OS support in Windows 8.1 8 and 7 - USB card with standard and low-profile brackets - Connect 3 external devices with the flexibility to connect an internal USB device such as a flash drive.
