1) With this cable, you can directly connector motherboard 20Pin socket, converted to chassis Front Panel Dual USB 3.0 socket. 2) The extended USB 3.0 port can be used for keyboard, mouse, U disk, mobile hard disk, printer, etc. 3) Cable Length: 0.5M. 4) Compliant with USB 3.0 Super-Speed (5Gbps), USB 2.0 Hi-Speed (480Mbps), USB 1.1 Low-Speed (1.5Mbps). 5) Convenient, designed for ease of use,Durable single-piece molded construction.Virtually indestructable.