USB 3.0 20-Pin Male Header to USB 2.0 9-pin female Adapter for motherboard

Compatible with Desktop Computers with USB 2.0 Headers On Motherboard, Enabling You To Connect USB 3.0 Cables From The Case to Your Motherboard’s USB 2.0 Header 20-pin male connect to USB 3.0 port from the case 9-pin female connect to USB 2.0 port on Motherboard Cable Length: 12cm