Speaker at business workshop and presentation. Audience at the conference room.
Microphone close-up, mic with smoke and black background. Karaoke singing, nightlife club or bar. Music, musical concert.
Manager screaming with megaphone at cell phone
Angry protester shouting in megaphone during political demonstration on green screen Chroma Key background. Close-up view of man holding megaphone and shouting during protest picket for alpha channel.
Passionate professional using megaphone
Collective Mind Concept
Vintage Microphone Against Softly Blurred Grey Background
