Ключевые слова: business, camera, cctv, center, centre, communication, computer, control, controller, corporate, crime, desk, digital, emergency, footage, guard, job, looking, man, modern, monitor, observation, occupation, office, operator, people, person, personnel, police, portrait, professional, radio, room, safeguard, screens, secure, security, station, surveillance, system, talkie, talking, technology, uniform, video, view, walkie, watching, worker, working,