Ключевые слова: audience, audio, av, backdrop, background, blur, broadcast, business, closeup, communication, concert, conference, convention, copy, copy space, entertainment, equipment, event, karaoke, lecture, light, live, media, meeting, mic, microphone, mike, music, object, performance, podium, presentation, press, public, room, seminar, sound, speaker, speaking, speech, stage, stand, studio, technology, visual, voice, wallpaper, wire, wired,