The CS82U PS/2-USB KVM Switch is a desktop control unit that allows users to access two computers from a single KVM console (PS/2 or USB keyboard and mouse, and VGA monitor) Fast and Easy Setup — Simply plug cables into their appropriate ports. There is no software to configure, no installation routines, and no incompatibility problems Video DynaSync — Exclusive ATEN technology eliminates bootup display problems and optimizes resolution when switching between ports. Superior video quality - 2048 x 1536; DDC2B Auto Scan Mode for monitoring all computers Mac/Sun keyboard support and emulation and Multiplatform support for Windows, Linux, Mac, and Sun. Firmware upgradable Console mouse port emulation/bypass feature supports most mouse drivers and multifunction mice and complete keyboard emulation for error-free booting!