Microphones, sound equipment and convert them into electrical signals.

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Photo credit: © kunchit jantana / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: announcement, audience, audio, background, black, communication, conference, electronic, entertainment, equipment, event, hall, karaoke, lecture, media, mic, microphone, music, press, room, sound, speech, studio, technology, vintage