Tripp Lite's 2-port KVM Switch is the optimal solution for controlling 2 computers (combination of PS/2, Mac, Sun, & USB) from one keyboard, mouse, and monitor. Easily switch ports by pressing either a keyboard hot key or front panel switch. It features keyboard and mouse emulation for error-free boot-ups and works on all operating systems. This device also supports ultra high 180MHz video resolutions up to 1920 x 1440 pixels without any noticeable degradation. It features a compact design that does not require external power, software, or complicated set-up procedures.