Ключевые слова: advertising, announcement, attention, background, blue, bullhorn, changer, children, color, communication, concept, copy, device, funny, horn, information, kid, loud, loudhailer, loudspeaker, megaphone, message, mic, mouth, news, nobody, noise, object, play, proclaim, promotion, propaganda, protest, public, recording, shout, sound, space, speak, speaker, speech, talk, text, top, toy, trumpet, view, voice, volume, warning,