IOGEAR 2-Port Dual-Link DVI Cable KVM with Audio, GCS982U Control 2 computers with one keyboard, mouse and monitor 2-Port DVI KVM, cables included Dual-Link video resolution: 2560x1600 @60Hz Port switching via remote switch button, mouse or hotkeys IOGEAR's DynaSync** reads and remembers the monitor's parameters (EDID) so there is no delay or change of video resolution when switching between, or booting computers 2.1 stereo sound and microphone support Plug-N-Play; Firmware Upgradable