Monoprice 103408 3-Port DVI Audio USB & PS2 Combo KVM Switch with Cables - Retail (103408) Console your Keyboard/Mouse via either way of PS/2 and/or USB arbitrarily Controls 3 DVI computers from a single console (Keyboard/Mouse) over USB connections Supports Windows Linux Mac OS9/OSX Sun Emulates a keyboard on each PC to allow your computers to boot normally without a keyboard error Supports hot-swap