Ключевые слова: alarm, big, brother, camera, cctv, control, crime, detection, electronic, equipment, family, guard, industry, lens, look, modern, monitor, monitoring, observe, outdoor, overhead, police, precaution, privacy, private, property, protect, protection, record, safety, secure, security, sky, spy, street, surveillance, system, technology, urban, video, view, village, wall, watch,