Cavo switch adattatore scheda madre PC USB 3.0 20 pin maschio a femmina USB 2.0 9 pin

USB 3.0 to USB 2.0 Adapter Cable Computer Cable Connectors Motherboard Cable 20Pin Male to 9Pin Female. 20Pin Male to 9Pin Female: Convert 20 pin female interface to 9 pin female interface, suitable for connecting USB 3.0 interface on the front panel to USB 2.0 interface on motherboard.

eBay