speaker mini mic microphone conference room seminar meeting hall business event academic classroom training |
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| navigate by keyword : academic audience auditorium background blur business center chair coach coaching communication conference congress convention corporate culture education empty event explaining gesturing group hall karaoke lecture meeting microphone modern music object people podium presentation professional public record room seat seminar singe speaker speech stage stand table teaching train university voice workshop |
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| Microphones in seminar room, talking speech in conference hall light with microphone and keynote. Speech is vocalized form of communication humans, Blurred of audience in meeting room, vintage tone |
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