IOGEAR 4-Port Dual-Link DVI KVMP Switch with 7.1 Audio and Cables, TAA Compliant, GCS1784

One console controls four computersIOGear's Display Emulation Technology reads and remembers the monitor's parameters (EDID) so the user doesn't experience delaysShare a 7.1 audio surround sound systemFull support for DDC, DDC2, and DDC2B monitorsFirmware