Tripp Lite's 4-port Desktop USB KVM Switch is the optimal solution for controlling up to 4 USB computers from one VGA monitor and USB keyboard/mouse. Manually switch between connected computers using pushbuttons or hotkey controls; or, monitor connected computers automatically via Auto Scan Mode. The B006-VU4-R is operating system independent, and works with all computers that have an available VGA and USB port. It supports video resolutions up to 2048 x 1536, and features a compact design that does not require software or complicated set-up procedures. Constructed of heavy-duty steel housing. Order P758 Cables separately. ● Control up to 4 USB computers from a single VGA monitor and USB keyboard/mouse ● Order P758 Cables separately ● Port LEDs illuminate Light Orange to indicate a computer is connected, and Bright Orange to indicate it is the selected port ● Supports video resolutions up to 2048 x 1536, DDC2B ● No software or complicated set-up procedures required ● Manually switch between connected computers via front panel pushbuttons or hotkey commands ● Automatically monitor connected computers via Auto Scan Mode ● Compatible with all major operating systems ● Compatibile with most mice; including scroll mice ● Constructed of heavy-duty steel housing ● Control up to 4 USB computers from a single VGA monitor and USB keyboard/mouse ● Switch between connected computers via pushbuttons or hotkey commands ● Auto Scan Mode allows monitoring of connected computers without manually switching between them ● Compatible with all major operating systems ● Supports video resolutions up to 2048 x 1536, DDC2B Package Includes ● B006-VU4-R 4-port USB KVM Switch ● External Power Supply with NEMA 1-15P Plug (Input: 100-240V, 50/60Hz, 0.5A / Output: 5.3V, 190mA) ● Owner's manual