The DVR can record each of the events and also can display the event towards the TV screen. In earlier days of CCTV technology there isn't much choice but to select an analog DVR to record surveillance data. jual dvr cctv bekas However, the vast majority of crime reduction attributable to CCTV systems may come as a result of their deterrent effects rather than the presence of a physical record to look at. But a camera of CCTV can observe every one of the articles looking at it without creating…
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