PCI-Express USB 3.0 2x External Port + 1x Header (2x Internal Port) Card, Etron Chipset, with LPB, Molex Power. Usb 3.0 PCI card. IO Crest 2 Port USB 3.0 and One 19 Pin Internal USB 3.0 Header Components SY-PEX20140, Green IOCrest SY-PEX20140 2 port USB 3.0 and 19 pin internal USB 3.0 header PCI-Express x1 card provides your desktop PC with 4 additional USB 3.0 ports. With a PCI-E slot and a 4 pin power cable, enjoy 10x faster transfer speed compared with USB 2.0. USB 3.0 is the latest generation of USB technology, boasting enhanced transfer rates of up to 5 Gbps, which means you can copy videos, music, photos, data files between USB devices and the computer at blazing fast speeds. Syba SY-PEX20140 PCI-E x1 Adapter USB 3.0 Controller Card.Bring USB 3.0 transfer speed and power with this USB 3.0 controller card from Syba! Designed to fit in slimline or full size desktop systems, this low profile USB 3.0 card hooks into your PC via the PCI Express x1 interface, and gives you two USB 3.0 ports, in addition to a USB 3.0 header to hook to your case's USB 3.0 front panel! Start experiencing USB 3.0 today with this low profile Superspeed USB controller from Syba!