Additional Details ------------------------------ Product description: USB/DVI KVM Switch - Control Multiple PCs Control up to four computers from a single set of input devices with the KVM switch. Simply connect a USB keyboard, mouse, and DVI monitor to the switch, and then connect the switch's outputs to each computer. Once set up, you can easily switch between computers at the touch of a button. The ability to switch headphone and microphone interfaces also makes this switch suitable for multimedia applications. Color: Black. Connects devices (from/to): Computer to keyboard/mouse. Number of ports: 4. Host connectors: 4 x DVI I (29 pin) female, 4 x USB B (4 pin) female, 8 x 3.5 mm Mini Jack (3 position) female, Other interface(s) 2 x USB A (4 pin) female. PC connectors: 1 x DVI I (29 pin) female, 2 x 3.5 mm Mini jack (3 position) female, 2 x USB A (4 pin) female. Number of computers supported: 4. Video resolution: 1920 x 1440. Port selection support: Push button. Enclosure type: Steel, Form factor: Rack mountable. Graphic mode: WUXGA. Input voltage: 110 - 240 VAC, 0.4 A. DVI interface technology supports digital video signal transmission. Application: Ideal for using desktops, workstations and servers with flat panel LCD monitor, sharing computers and USB devices in the home/SOHO/multimedia environment. Channel selection/Hub port control by front panel push buttons. Temperature: 32 - 104 deg F operating, - 4 - 140 deg F storage, Humidity: 0 - 80% RH. Includes: 1 x 4 port DVI KVM switch, 4 x rubber feet, 1 x power adapter, 1 x user manual. Weight: 58.2 oz. Warranty: 3 years.