Ключевые слова: attached, building, cam, camera, circuit, city, clear, close, closeup, control, corner, electronic, equipment, guard, industry, intelligence, look, modern, monitor, monitoring, observe, office, outdoor, prevent, private, protect, protection, record, safe, safety, security, securitycamera, see, spy, surveillance, system, technology, television, tv, urban, verify, video, videocamera, view, visual, wall, watch,