Ключевые слова: 3d, alarm, background, big, building, cam, camera, ccd, cctv, city, closeup, control, crime, danger, dark, digital, equipment, guard, isolated, lens, looking, modern, monitor, object, observe, outdoor, police, privacy, private, protection, road, safety, secure, security, spy, street, supervision, system, technology, traffic, urban, video, view, vision, wall, watch, white,