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