... adjustable: 32kbps-3mbps,with good video quality and low bandwidthVideo stream channel bandwidth: 200kbps(352*288,25fps per 1ch)Delay time ... BNC1.0VP- P, 75Ω,Bidirectional Voice TalkbackStream type: single video stream or composite streamAudio input:BNC, line/MIC, input voltage<2 ...