IDC 19 Pin USB (Universal Serial Bus) 3.0 Header 2 x USB (Universal Serial Bus) 3.0 Type A Female The USB (Universal Serial Bus) Header Adapter connects to an available USB (Universal Serial Bus) Header on your motherboard to create to two Super Speed USB (Universal Serial Bus) 3.0 Type A Female ports capable of USB (Universal Serial Bus) data transfer rates of up to 5 Gbps.