The Gefen 1x2 VGA Audio over CAT5 extends and duplicates your audio and VGA video signals at distances of up to 1000 feet away. Remote AV signals are received from the 1x2 VGA Audio over CAT5 Sender via industry-standard CAT5 network cables. The 1x2 VGA Audio over CAT5 will extend analog VGA as well as analog Audio and provide two full sets of AV signal output on the receiving end. The 1x2 VGA Audio CAT5 Distribution Amplifier Sender unit is placed at the source location. A standard CAT5 cable is run from the 1:2 VGA Audio over CAT5 Sender up to 1000 feet to the 1x2 VGA Audio over CAT5 Receiver unit. The 1x2 VGA Audio over CAT5 Receiver unit connects to your remote video displays and audio inputs. A microphone jack provides bi-directional audio support.