Keynote Speaker Announces New Product to the Audience, Behind Him Movie Theater with Green Screen, Mock-up, Chroma Key. Business Conference Live Event or Device Reveal

Name: Keynote Speaker Announces New Product Audience
Uploaded: 2020-01-22T00:00:00.000Z
Duration: 13 s
Channel: Gorodenkoff
Description: Keynote Speaker Announces New Product to the Audience, Behind Him Movie Theater with Green Screen, Mock-up, Chroma Key. Business Conference Live Event or Device Reveal Stock Footage Video (100% Royalty-free) 1045096447 | Shutterstock