... :352*288Video bit rate adjustable: 32kbps-3mbps,with good video quality and low bandwidthVideo stream channel bandwidth: 200kbps(352* ... brightness,contrast,chroma,saturation, image quality can be adjusted.Video recording speed:Output frame rate is 30fps at most and ... BNC1.0VP- P, 75Ω,Bidirectional Voice TalkbackStream type: single video stream or composite streamAudio input:BNC, line/MIC, input voltage ...