WHAT IS A CLOSED-CIRCUIT TELEVISION (CCTV) SYSTEM
CCTV stands for closed-circuit television and is commonly known as video surveillance. “Closed-circuit” means broadcasts are usually transmitted to a limited (closed) number of monitors, unlike “regular” TV, which is broadcast to the public at large. CCTV networks are commonly used to detect and deter criminal activities, and record traffic infractions, but they have other uses...
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Easy Jam by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. [ Ссылка ]
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Mandeville by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. [ Ссылка ]
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