... playback, realize the zero-delay between playback channels15. Support IVS(intelligent video analysis system),like perimeter detection,items care, flowmeter, abnormal ... parking area on the street.3.Flowmeter count(CPC)The head count of people passing in and out of duty room ... image fuzz, twisted, snow, flicker, scrolling, etc. 8CH H.264 intelligent video analysis system Hybrid cctv DVR,8ch D1 DVR