KVUSB-PS2, Computer Converter, Connect USB Keyboard to PS/2 Features: Convert PS/2 Keyboard Mouse ports to USB Works with Computers, Servers, and most KVM Switches Interfaced Powered, does not require External Power Allows a USB Keyboard Mouse to operate on Systems with Legacy PS/2 Interfaces. The technology will allow for newer KVM peripherals to be interconnected to the legacy computer system. The adapter is interfaced powered through the PS/2 ports and does not require a seperate power supply.