ITEM NAME:5pcs USB 3.0 20 Pin Male Header to USB 2.0 female Adaptor for motherboardcable!E 100% brand new and high quality. Connector: USB 2.0 9Pin Motherboard Female to USB 3.0 20Pin Housing Male. Let your USB 3.0 20pin device connected the USB 2.0 motherboard. Data speed: 480Mbps for USB 3.0 device. Easy and convenient to use. Specifications: Item Name: USB 2.0 to USB 3.0 Adapter Cable Material: PVC Cable Length: approx. 12cm Color: Black Connector A: USB 2.0 9-Pin female Connector B: USB 3.0 20-Pin male Quantity: 1 PC (other accessories demo in the picture is not included) Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement..Connector: USB 2.0 9Pin Motherboard Female to USB 3.0 20Pin Housing Male. Connector A: USB 2.0 9-Pin female. Connector B: USB 3.0 20-Pin male. Let your USB 3.0 20pin device connected the USB 2.0 motherboard.