1 USB Header to Mini USB Dupont Cable, 90 Degree Left Angle Mini USB Male to 5 Pin Motherboard Female Cable. 2 High-speed Mini USB Extension Lead. 3 This USB cable connects the rear USB female port to the front panel I/O header. 4 USB Header to the USB cable exits through the PCI opening and is plugged into one of the USB ports located at the back of the PC You can also connect this cable to the internal port (Mini USB female) of the PCI USB card, or USB firewire combo card.