... Management System(free)1,4,9,16,25,36 multiple video display optional in one screen, support record, alarm, ... CIF(352*288), FIELD(720*288), QCIF(176*144)Video adjustmentBrightness, contrast, chroma, saturation adjustableSensor1/4'' LG CCTV all ... 60s -1/100,000sVideo interfaceBNC interfaceWB, BLCAutoVideo outputAccept external connection video output BNC interface 1.0Vp-p/75ΩAudioProcessorOne way audio ...