High quality super-speed USB 3.0 A female port to extend motherboard 20-pin adapter, the newest solution for motherboard USB 3.0 connection. With it you can easily extend your motherboard 20-pin to 2 USB 3.0 ports, you also can fix it on the chassis front panel by using the metal back plate, so that you could enjoy the high-speed USB 3.0 service conveniently. Add extra 3.0 USB ports to any PC with this dual USB 3.0 to motherboard Y adapter cable with PCI rear bracket. Features one 20-Pin IDC motherboard Header on one end, which fans out to two USB 3.0 Type A female ports