Closed Circuit Television (CCTV) uses one or a lot more video cameras to send video pictures and occasionally audio images to a monitor, set of monitors or video recorder. It is distinct from a standard Tv because a regular Television openly broadcasts signals to the public. CCTV utilizes wireless transmission or a wired transmission to send the broadcast from the video cameras to the monitors or recording device. Most CCTVs are employed for surveillance and security purposes.
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