Ключевые слова: alarm, app, automated, background, businessman, camera, communication, connection, control, copy space, dark blue, device, efficiency, electronic, energy, front view, hand, home, horizontal, house, icon, innovation, insurance, interface, internet, isolated, light, mobile, network, one people, one person, professional, remote, security, shape, smart home, smart phone, symbol, system, technology, temperature, thermostat, unrecognizable person, video, wireless,