Ключевые слова: alarm, big, brother, burglar, camera, cctv, circuit, closed, control, crime, defense, deterrent, electronic, equipment, film, guard, lens, live, looking, monitor, monitoring, neighborhood, observe, outdoors, precaution, prevention, privacy, private, property, protect, protection, record, safety, secrecy, secure, security, spy, surveillance, system, technology, television, theft, tv, urban, video, view, warning, watch, witness,