Features – 4-port KVM switch with USB 2.0 support and 2.1 surround sound audio – One console controls four computers and two additional USB devices – 2-port USB 2.0 hub built in – USB 2.0 compliant – Dual interface – supports computers with PS/2 or USB keyboard and mouse configurations – Audio enabled – full bass response provides a rich experience for 2.1 surround sound systems – Console audio ports on front panel for easy access – ideal for IP phone users – Supports both USB and PS/2 keyboards and mice – flexible configurations available with the included USB-to-PS/2 converter: USB keyboard and mouse; PS/2 keyboard and mouse; or PS/2 keyboard and USB mouse – Independent switching of KVM, USB, and Audio focus – Superior video quality; 2048 x 1536; DDC2B – Supports widescreen resolutions – Computer selection via front panel pushbuttons, multilingual OSD (On Screen Display), and mouse – Multiplatform support – Windows , Mac, and Sun – Console mouse port emulation / bypass feature supports full mouse driver and multifunction mice – Video DynaSync™ – stores the console monitor’s EDID (Extended Display Identification Data) to optimize display resolution – Complete keyboard emulation for error-free booting – Sun/Mac keyboard support and emulation* – Auto Scan Mode for monitoring all computers – LED Display for easy status monitoring – Easy installation no software required – Firmware upgradeable *1.PC keyboard combinations emulate Sun/Mac keyboards *2.Sun/Mac keyboards only work with their own computers Package Contents – 1x 4-Port USB 2.0 KVMP™ Switch – 2x 2L-5301U USB KVM Cables – 2x 2L-5302U USB KVM Cables – 1x UC20KMZ-A-11 USB-to-PS/2 Converter – 2x OSD/Hotkey Stickers – 1x Firmware Upgrade Cable – 1x 0AD6-1605-24EG Power Adapter – 1x User Instructions