The CS1316 KVM switch allows access and control up to 256 computers from a single console (keyboard, mouse, and monitor). As many as 16 additional switches can be cascaded bringing the total number of connected computers to 256 computers that can be controlled from a single keyboard-monitor-mouse console. The switch supports both USB and PS/2 connections for the console and computers. Features: -One USB-PS/2 console controls 16 computers -Cascade up to 2 levels – control up to 256 computers -Dual Interface – supports computers with PS/2 or USB keyboards and mice -Multiplatform support – Windows 2000/XP/Vista, Linux, Mac, and Sun -Video DynaSync™ – Exclusive ATEN technology eliminates boot-up display problems and optimizes resolution when switching between ports -Auto PS/2 and USB interface detection -USB or PS/2 keyboard and mouse emulation – computers boot even when the console focus is elsewhere -Superior video quality – up to 2048 x 1536; DDC2B -Computer selection via front panel pushbuttons, hotkeys and multilingual on-screen display (OSD) menu -Two level password security – only authorized users view and control computers; up to four users and an administrator with a separate profile for each -Auto Scan feature for monitoring user-selected computers -Hot pluggable – add or remove computers without having to power down the switch -Buzzer on/off via hotkey and OSD -Firmware upgradeable -No software installation required -Designed for desktop or rack mount (19″ system rack, 1U) Package Contents 1x CS1316 KVM Switch with Rack Mount Kit 1x Console cable 1x Firmware Upgrade cable 1x Foot Pad set (4 pads) 1x Power Adapter (6ft. AC Models) 1x User Manual 1x Quick Start Guide