Ключевые слова: alarm, blue, business, camera, cctv, circuit, city, closeup, cloud, control, electrical, electronic, equipment, guard, home, industry, infrastructure, inspect, instrument, lens, look, monitor, optical, outdoors, privacy, private, product, property, protect, protection, record, render, roof, safe, safety, secrecy, secure, security, sky, spy, surveillance, system, technology, television, traffic, urban, video, view, watching, white,