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IOGEAR 4-Port Dual Link DVI KVMP Switch with 7.1 Audio and Cables (GCS1784)

One console controls four computers
2-port USB 20 peripheral hub backward compatible with USB 11
IOGears Display Emulation Technology reads and remembers the monitors parameters EDID so the user doesnt experience delays
Share a 71 audio surround sound system
Full support for DDC DDC2 and DDC2B monitors