Fit your USB port with this cable so you can power small devices and electronics that use a 3.5mm barrel jack. Cable uses the 5V DC from the USB port. USB type a male - USB 2.0 power cable. 1 X USB to DC Tip Power Cable USB A to 3.5mm DC Tip (1.3mm inner pin x 3.5mm barrel connector) in Black colour.
eBay