Ключевые слова: alarm, amera, background, big, blue, brother, burglar, cam, cctv, circuit, city, control, crime, danger, detection, electronic, equipment, guard, lens, look, monitor, monitoring, observe, outdoors, precaution, privacy, private, property, protect, protection, record, safe, safety, secrecy, secure, security, sky, spy, surveillance, system, technology, television, tv, urban, video, view, wall, warning, watch, white,