Aten Rackmount KVM Switch 8 Port VGA PS/2-USB, 2x Custom KVM Cables Included, Broadcast Mode, Daisy Chainable for up to 256 Devices

The CS1708A KVM switch is a control unit that allows access to multiple computers from a single PS/2 or USB console (keyboard, mouse, and monitor). A single CS1708A can control up to 8 computers. As many as 31 additional switches can be daisy-chained to each other, so that up to 256 computers can all be controlled from a single keyboard-monitor-mouse console. Additionally, a front panel USB port is available for each computer to access any peripherals connected to it on a one-at-a-time basis.

One USB-PS/2 console controls up to 8 computers
Daisy-chain up to 31 additional units - control up to 256 computers from a single console
Front accessible USB port allows each computer to access USB peripherals *
Dual Interface - supports computers and console with PS/2 or USB keyboards and mice
Multiplatform support - Windows, Linux, Mac and Sun
Video DynaSync™ - stores the console monitor's EDID (Extended Display Identification Data) to optimize display resolution
Supports USB keyboards for PC, Mac and Sun
Auto PS/2 and USB interface detection
USB / PS/2 keyboard and mouse emulation - computers boot even when the console focus is elsewhere
Superior video quality - up to 2048 x 1536; DDC2B
No software required - convenient computer selection via front panel pushbuttons, hotkeys and multilingual on-screen display (OSD) menus
Auto-senses station's position on daisy-chained installations; no need for manual dip switch setting; front panel led indicates station's position
Port names automatically reconfigured when station sequence is changed
Two level password security; only authorized users view and control computers; up to four users and an administrator with separate profiles for each
Auto Scan feature for monitoring user-selected computers
Broadcast Mode - operation simultaneously performed on all selected computers... etc
Hot pluggable - add or remove computers without having to power down the switch
Buzzer on/off via hotkey and OSD