Add four USB 2.0 Ports to the back of your computer. The USBPLATE4 4 port USB 2.0 slot plate adapter converts the USB pins on your motherboard into four USB-A female ports, enabling you to add USB connections to the back of your PC.The USBPLATE4 is designed and constructed for maximum durability, to ensure dependable performance.Please Note: Check your motherboard's manual for the USB pinout diagram. The USBPLATE wiring scheme is: Red=Power, Green=Signal, White=Signal, Black=Ground.