and high quality Using this product, you can extend the USB 3.0 19P that comes with the motherboard into one for two (20pin holder, empty one pin is also called 19Pin) 1 to 2 USB 3.0 female screw mount panel type to motherboard 19pin/20pin flat cable. You can use USB 3.0 type-A female convert USB3.0 (20pin Header) directly connected to the motherboard The usb 3.0 A female connector can screw at the panel. USB 3.0 port switch to USB 3.0 19 pin/20pin cable.there are screw mount holes at USB 3.0 female end. Item: Motherboard USB 3.0 19Pin/20Pin Cable Cable Length: 15cm/5.9in Colour:Black Material:PVC+Tinned copper wire Due to different batches of raw materials, the color of the rubber shell at the joint of the product may be different from the picture Package Contents: 1 x USb3.0 19Pin/20Pin 1 to 2 Splitter Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.