This is VGA signal transmitter, one way signal of VGA and audio input, four way RJ45 differential signal output. Series of introduction: ... This is VGA signal transmitter, one way signal of VGA and audio input, four way RJ45 differential signal output.it can connect ... [ Characteristic ]1,One way VGA signal and audio input, four way RJ45 differential output. it can connect four sets of VGA receivers 2 ...