USB 3.0 20pin female to USB 2.0 motherboard internal 9pin female cable adapter
USB 3.0 20-pin pin header socket to USB 2.0 9-pin socket. 1x 15cm USB 3.0 20-pin socket to USB 2.0 9-pin socket cable. Cable length: approx. USB cable extension cable USB 2.0 USB 3.0 cable A plug to A socket Usb good.