Ключевые слова: audience, audio, auditorium, background, band, blur, broadcast, business, closeup, communication, concept, concert, congress, electronic, entertainment, equipment, event, hall, instrument, karaoke, light, lights, live, mic, microphone, mike, music, object, party, perform, podium, professional, project, public, record, seminar, show, sing, space, speaker, speech, stage, standard, studio, table, technology, theater, up, voice, wedding,