Ключевые слова: 4k, activity, background, black, blue, button, change, channel, color, concept, control, controller, device, digital, display, electronic, entertainment, hand, holding, home, human, image, internet, leisure, life, media, modern, movie, off, one, panel, person, program, push, remote, room, screen, smart, static, symbol, technology, television, thumb, turn, tv, video, volume, watching, white,