Ключевые слова: advertisement, announce, announcement, attention, audible, audio, background, broadcasting, brown, bullhorn, business, card, communication, device, equipment, flat, hold, horn, icon, lay, loud, loudspeaker, media, megaphone, message, news, noise, proclaim, promotion, public, shout, shouting, social, sound, speak, speaking, speech, talking, top, view, voice, volume, wooden,