Close up man's lips speaks in megaphone. Side view. Grey background.
Loudspeaker On The Roof
Closeup at moving sub-woofer. Speaker part.
Portrait of young woman in hat and sunglasses expressing herself in studio
Loudspeaker on the wall in Saint-Petersburg, Russia.
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Male Teacher Of Programming And Computer Science Speaking In With School Students Boys
Macro of vibrating speakers membranes of professional sound speaker. Hifi system for musician. Top level speakers for music studio. Soft light
Retro radio tape recorder, audio cassette playing close-up. Listening to music, recording studio old radio boombox player, searching channel
Outdoor community loudspeaker system on a clear sky day
Businessman recruiting people with mega phone
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Happy excited young man giving a speech holding a tablet pc device.
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Team gathered for meeting with presentation. Speaker holding tablet, colleagues listening and taking notes in office setting.
Smart Businesswoman Showing Sales Diagram In Business Meeting With Partners And Investors, Startup
Extreme close-up of a subwoofer pulsating
megaphone advertising speech bubble pop art retro
Business Meeting And Discussion Of Annual Financial Report, Woman Boss Presenting New Strategy
Mega phone at outdoor event with party flags
Close-up of black round audio speaker pulsating and vibrating from sound on low frequency. Contemporary stylish sub-woofer.
Young people expressing emotions: Portrait of passionate woman advocating for human rights and social justice.
Businessman gives a toast. Young man in suit speaking with microphone against window background.
Smart Woman Business Couch Speaking In Front Of Group Of Female Managers Or Office Workers
Cheerful girl announcing message through megaphone. Blur shopping mall background. Holiday sale concept.
Successful businesswoman in a casual suit and glasses, announcing to the audience the start of a business training in modern room near LED screen with business analytics charts and growth percentages
Vintage FM radio, Retro radio tape recorder close-up. Listening to music, old radio boombox player, searching channel.
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Smiling public speaker hosting AI convention gathering tech startups managers and academics. IT expert moderating symposium, teaching
Close-up of person speaking into megaphone. Close-up of young individual talking into loudspeaker on blurred background. Promotion concept.
Young Excited Man keeping arms raised Ecstatic About Winning the Coveted Business Person of the Year Award. Man Celebrating After Winning
Close up view of female student sitting in library hall, listening to speaker and taking notes on mobile phone during college conference
Split screen shot of unrecognizable politicians taking part in elections debating and getting applause
Close-up voice control of a smart home on a mobile phone. Talking in the speaker of a young woman. Send voice message, use phone app leave
Male speaker in formalwear holding digital tablet and talking in mic in front of audience during medical conference
Attentive Student Observing University Speaker in Auditorium (4K)
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Senior businesswoman standing beside window in office, having phone call and talking through speaker
Corporate supervisor speaking audience at boardroom. Diverse team listening presentation. Gesturing woman showing project in conference room
Female professor lecturing students on psychology topic with help of modern technology such as display and remote controller
Selective focus close-up of unrecognizable financial specialist or analyst drawing graph on whiteboard
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Two men are watching a boxing match
pacing businessman talking to someone
Senior female country leader sitting with military generals and announcing news on international press conference
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Teen Schoolboy In Jacket Speaking while Presenting Computer Science Project
Woman Expert Of Business And Marketing Teaching Businesswomen In Office
The trainer in orange costume talking with audience on the training
Close-up shot of hand of unrecognizable journalist attending conference or public event and saving lecture on digital voice recorder
African American man sitting in meeting room attentively listening to unshown speaker and taking notes
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Closeup corporate intern listening speaker. Focused manager making meeting notes. Business woman professional at work training in office.
Business Training For Businesswomen, Woman Coach Showing Sales Report On Digital Display
Close up shot of hands of female doctor holding digital tablet with microscope images on screen and giving speech in front of audience on medical conference