StarTech 4-Port PCI-E SuperSpeed USB 3.0 Controller Card with UASP PEXUSB3S4V
Data Link Protocol: USB, USB 2.0, USB 3.0. Compliant Standards: USB 1.1, USB 2.0, USB 3.0. Form Factor: Plug-in card. Device Type: USB adapter. Ports: USB 3.0 x 4. Low Profile Card With Full Height Bracket.