Extend a usb 30 motherboard header into two panel mount usb 30 a ports the usb3spnlafhd 2 port usb 30 to panel mount usb cable features a 20 pin usb 30 motherboard header connection on one end breaking off into two separate usb 30 a female ports on the other end of the cable the usb 30 panel mount cable offers a convenient solution for connecting bootable thumb drives or authentication fobs etc to the motherboard usb 30 connection