Ключевые слова: 3d, advertisement, alert, announce, announcement, audio, background, broadcast, broadcasting, bullhorn, business, color, colorful, communicate, communication, concept, design, equipment, flat, graphic, horn, icon, illustration, isolated, loud, loudspeaker, megaphone, message, microphone, minimal, minimalism, music, object, pink, public, render, rendering, scream, shout, shouting, sign, silhouette, sound, speak, speaker, speech, symbol, voice, volume, warning,