Ключевые слова: background, building, business, camera, cctv, ceiling, concrete, control, cut, danger, digital, dome, electric, electronic, energy, equipment, grey, guard, high, indoor, industrial, industry, lens, metal, modem, modern, monitor, monitoring, office, old, outdoor, pattern, pipe, privacy, private, protect, protection, record, safe, safety, secure, security, small, symbol, system, technology, thieves, video, view, wire,