Tripp Lite USB to PS/2 Adapter - Keyboard and Mouse (A M to 2x Mini-Din6 F)(U219-000-R) USB to PS/2 Adapter (USB A Male to 2x Mini-Din6 female) Connect a USB computer to a KVM switch or connect a PS/2 keyboard and mouse to the USB ports on a computer No external power needed Plug and play design Lifetime warranty