Ключевые слова: abstract, amp, amplify, announcement, audio, background, band, black, broadcasting, chamber, communication, concert, condenser, country, dance, design, dj, entertainment, equipment, focus, horizontal, indoors, media, metal, mic, microphone, music, musical, object, performance, pop, presentation, professional, radio, recording, retro, rock, room, silver, singing, sound, speaker, stage, stand, studio, technology, tube, voice, volume,