Focused businessman in headphones sitting at desk having video call, and showing green screen digital tablet using laptop or record video vlog.
Portrait of caucasian beautiful girl sit on workplace during makes video call conference speech, and showing green screen digital tablet
Woman recording video vlog with green screen tablet and smartphone on tripod.
boy using laptop working have call video conference. Teenager shows tablet with green screen during call video conference. Chroma key technology, Marketing design concept.