This 4-port USB KVM Switch lets you control multiple USB based computers from a single console (USB keyboard, USB mouse, monitor).The versatile USB KVM switch features convenient pushbutton and hot-key control for quick, reliable switching between connected computers.A convenient and straight-forward control solution, the USB KVM switch supports both manual and auto-scan modes and simple configuration through the built-in OSD.Designed to ensure maximum space-efficiency, the USB KVM switch features a slim 1U design that fits neatly into a server equipment rack/cabinet (with options mounting bracket) and offers rear cable connections to eliminate cable tangles.Backed by 3 year warranty and free lifetime technical support.