Ключевые слова: amplification, amplify, announce, announcement, antivibration, audio, background, black, blue, blur, broadcast, broadcaster, cable, close, colorful, communication, concert, earphones, electronic, equipment, event, filter, headphones, highlights, instrumental, isolated, lights, listener, live, mic, microphone, music, performance, pop, producer, producing, production, professional, record, red, sing, song, sound, speaker, speech, stage, stand, studio, technology, up,