TRENDnet's TK-401R 4-Port KVM Switch allows you to manage up to 4 PCs with just one keyboard, monitor, and mouse. Switch between multiple PCs with a simple press of a button! Eliminate the hassle of cable swapping. Save money and space with the TK-401R. This KVM Switch also comes with a rack-mount kit for mounting on EIA-19 rack in the equipment room and computer lab. Rich in features such as Hot-Plug, Auto-Scan, and Hot-Key operations; TRENDnet TK-401R is the perfect choice for managing multiple PCs.