... video format, include PAL, NTSC, SECAM, compatible with post, real time transmission if no delay, multi-channel ... ,5001B,600A4,600A8,600A16Transmission signals:1 channel, 4 channel, 8 channel, 16 channelPower supplyPassive, DC12V, AC220VTransmission ... channel) aluminum alloy (multi-channel)Color:Red,whiteUnshielded twisted pair transmission interface:Blinding post can be pulled outCoaxial video ...