Ключевые слова: announcement, assembly, audience, audio, auditorium, background, blue, business, ceremony, chair, closeup, club, communication, conference, convention, empty, equipment, horizontal, indoors, information, lecture, light, loud, media, meeting, message, microphone, news, nobody, party, performance, place, podium, professional, public, report, room, rostrum, seat, seminar, show, sound, speak, speaker, speech, stage, talk, voice,