USB, LAN, 4ch DVR

Features:1)Real time display2)Triple operation mode, record/playback/live display3)USBbackup4)Motion detection,48 sensing area5)High record image resolution6)Powerful IP function, remote playback, live display, controllingSpecifications:Model No. SY-3004Video Input4CH input (BNC)Video Output2 channel output (Main Monitor/Call Monitor)Recording FramePAL:25f/S/4ch NTSC:30f/S/4chDisplay FramePAL:100f/S/4ch NTSC:120f/S/4chResolutionNTSC:720 x 240; 360x240 PAL:720 x 288;352 x 288CompressionM JPEGRecord Image Quality4 levelsadjustableRecord ModeNormal, Alarm, Motion detectionVideo SearchSearch by event, date and timePre-alarm OperationMax 30-image pre-recordMotion Detection6x8 motion detection windows, sensitivity adjustableDigital Zoom2xzoom in H/V directionAudio Input64Kbit/sec mono audio interfaceNetworkLive Display/Playback/Remote ControlOperation ModeTriplex operationStorage supportSupport 250G HDDCaseSilver or BlackWeight5.5KGDimensions430mmLx300mmWx50mmH