USB 3.1 Front Panel Header to USB 3.0 Type-A Male Extension Data Cable 50cm USB 3.1 require a different front panel header than USB 3.0. The USB 3.1 port interface is using the USB 3.0 pin set and more. It is design to be backwards compatible (will explain later). Length: 50cm Connector1: USB 3.0 Type-A male Connector2:USB 3.1 Front Panel Header