Quad processor, 4CH, SAV-104CH 1)4 channel video signal input, ... 2)Auto switch for single image mode 3)CE/Fcc, Quad, 4CH, SAV-104CHFunction Feature:1.Adjust each image quality individually2 ... -p,75 OhmVideo Output1 channel master monitor output, 1Vp-p,75 Ohm1 channel slave monitor output, 1Vp-p,75 OhmAuto switch0~99secEvent ...