... mouse and front panel press button6.Smart video detection:motion detection,video blind,video loss7.Smart camera settings:privacy masking, ... the zero-delay between playback channels15. Support IVS(intelligent video analysis system),like perimeter detection,items care, flowmeter, abnormal ... twisted, snow, flicker, scrolling, etc. 8CH H.264 intelligent video analysis system Hybrid cctv DVR,8ch D1 DVR