Ключевые слова: adult, advertisement, agitation, amplifier, announcement, attention, background, bullhorn, caucasian, communication, concept, decibel, hand, hear, information, light, loud, loudspeaker, male, man, megaphone, message, news, noise, noisy, opinion, people, person, proclaim, promotion, propaganda, protest, screaming, shouting, sound, speak, speaking, speech, stress, talk, talking, thoughts, volume, young,