Ключевые слова: add, announcement, battery, bubble, charge, charging, comment, control, customer, display, electric, entertainment, film, guitar, headphone, headset, infinite, infinity, instrument, loop, loudspeaker, media, megaphone, message, minus, mobile, monitor, movie, multimedia, music, pause, phone, play, player, power, promotion, reel, retro, screen, service, smartphone, sound, speaker, stop, switch, television, tv, video, volume, woofer,