Features: 1. Product Function: The Motherboard Usb19pin Extension And Elbow Can Decorate The Wiring 2. If You Choose An Elbow, Pay Attention To The Direction Of The Elbow. 3. High 4. Product Interface: Usb 19pin Male/Usb 19pin Female 5. Professional Installation Is Required To Avoid Product Damage. Product Name: Motherboard Usb3.0 Extension Cable 20pin Extension Cable Chassis 19-Wire Usb3.0 Extension Cable Straight Head Wire Model: Standard Usb3.024/28awg Wire Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Length: about 31cm Material: Tinned copper colour: black Package Contents: 1 x Motherboard Extension 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.