Ключевые слова: adult, advertisement, amplifier, announce, announcement, arm, attention, audio, background, broadcasting, bullhorn, business, closeup, communicate, communication, concept, device, electronic, equipment, hand, holding, human, isolated, leadership, loud, louder, loudspeaker, media, megaphone, message, news, noise, one, person, portable, portrait, proclaim, propaganda, protest, red, scream, shout, shouting, sound, speak, speaker, symbol, volume, white, yelling,