Ключевые слова: alarm, background, building, business, camera, cctv, city, control, crime, device, digital, electronic, equipment, guard, home, house, indoor, industry, isolated, lens, look, modern, monitor, monitoring, observe, outdoor, privacy, private, property, protect, protection, record, room, safe, safety, secure, security, spy, street, surveillance, system, technology, television, urban, video, view, wall, watch, white,