With the Belkin SOHO KVM-switch you can use VGA-monitor, USB (Universal Serial Bus)-keyboard & USB (Universal Serial Bus)-mouse with two computers. Thereby, it makes no differernce, whether your are using a PS/2 or USB (Universal Serial Bus)-mouse & keyboard, because the KVM-switch possesses both the interfaces. You can also connect a loudspeaker & use it with all the computers. With the help of the push button on the front side yoou can select picture & sound from different PCs independent of one another.