With this cable, you can directly connector motherboard 20pin socket, converted to four usb 3.0 socket.. Compliant with USB Base Specification 3.0, Output USB 3.0 interface and Type-C interface of PC back panel.. Compliant with USB 3.0 Super-Speed (5Gbps), USB 2.0 Hi-Speed (480Mbps), USB 1.1 Low-Speed ( 1.5M bps).. You can use USB 3.0 type-A female convert USB 3.0 (20pin Header) directly connected to the motherboard.. Internal Four Ports USB 3.0 Female Mount Panel to Motherboard 20pin Baffle Cable with PCI Bracket 50cm