Addlogix USBMS2-AB 2-Port KVM Switch is the simplest and most cost effective way to share one VGA monitor, USB keyboard/mouse and USB peripherals between any two computers with USB ports, Mac or PC. This simple switch reduces cost and desktop clutter by eliminating having a second set of peripherals for the second computer. The KVM switch is built with high quality components thus effectively prevents ghosting at high-end video resolutions.