Ключевые слова: advert, amplify, announce, announcement, attention, broadcast, broadcasting, building, business, communication, cone, hailer, intensify, interior, joyful, jubilant, jubilation, loud, loudspeaker, male, man, management, manager, megaphone, message, office, paper, paperwork, red, scream, shout, shouting, sound, speaker, speaking, trumpet, voice,