... Vehicle Security Monitoring. It uses embedded operating system, makes Video, audio compression , large-capacity hard disk storage, ... Input1,BNC interface,1Vpp-75Ω,NTSC/PALVideo Output1,AV interface,1Vpp-75Ω,NTSC/PALResolutionQCIF,CIF,DCIF, ... point signal strengthTime, date, character displaySoftware UpgradeSupport the video timing store ,remote playbackTiming image captureAction with alarmSemaphores ...