Ключевые слова: alarm, background, black, brown, cable, cam, camera, cctv, communication, conference, control, device, digital, electronic, equipment, guard, home, industry, infrared, internet, ip, lens, monitoring, multimedia, network, nightvision, observe, outdoor, privacy, private, protection, record, secure, security, sensor, small, spy, supervise, surveillance, system, technology, video, videochat, view, wall, watch, web, webcam, webcamera, white,