One PS/2 console controls 4 computers. Computer selection via front panel pushbuttons and hotkeys. Superior video quality- up to 1920 x 1440; DDC2B. Supports Microsoft IntelliMouse, Logitech MouseMan, FirstMouse and IBM Scrollpoint Mouse. Compact, Sturdy, Durable Metal Housing. Keyboard and mouse emulation for error free booting. Auto Scan function to monitor computer operation. Bus-Powered. OS Support:Windows 2000, Windows XP, Windows Vista, LINUX, Mac and FreeBSD CS84A is a KVM Switch with built-in PS/2 on each of the front and rear panels. It can control 4 servers via a single console and allows users to switch between computers via the buttons on the front panel of the switch or the hotkey configuration on the keyboard. It is the simplest and most convenient most convenient solution for multi-computer management. Ports & interfaces Video port type VGA Mouse port type PS/2 Keyboard port type PS/2 Number of computers controlled 4 Performance Maximum resolution 1920 x 1440 pixels Desi