Need a flexible, economical way to control up to four computers from one monitor, keyboard and mouse? This desktop KVM switch controls up to four USB computers from just a few square inches of desktop or shelf space. Rugged metal hot-pluggable functionality, computer selection via hotkey commands or pushbuttons, automatic monitoring capability and rugged all-metal construction make it ideal for use in home offices, small offices or any other application where single-console control of multiple computers is required. Connector/Port/Interface: USB; Number of Ports: 4.