Ключевые слова: announcement, arts, audience, audio, background, black, broadcast, broadcasting, cable, close, communication, concert, entertainment, equipment, event, image, instrument, isolated, karaoke, live, media, metal, metallic, mic, microphone, mike, music, musical, object, old, perform, performance, professional, radio, silver, sing, single, sound, space, speak, speech, studio, technology, voice, volume, white,