Aten Technology CS9138 MasterView 8-Port KVM Switch

ATEN Master View KVM switches allow you to take control of multiple computers from a single console (mouse, monitor, and keyboard).The 8-ports KVM switch CS-9138 is cascadable to three levels, allowing you to control up to 512 PCs from a single console. There is no software required - PC selection is made via front panel switches, hot keys, or OSD (on screen display). The Quick View Scan feature is provided for monitoring selected PCs. The switch offers PS/2 and serial mouse emulation for system bootup and SVGA, VGA and multisync monitor support. There is a LED display for easy status monitoring. The switch supports high quality CS series custom connector cables, is hot pluggable and rack mountable in 19\" system rack. (Amazon)