Mature man demonstrating new cellphone against large LED screen
Middle aged bearded male speaker showing new mobile phone and talking against LED screen with video during presentation
Pan around view of bearded middle aged man gesticulating and talking against LED display with financial graphs during business training
Pan around view of smart woman in glasses gesticulating and speaking against LED screen with charts during financial seminar
Female host in a suit on stage showing a new fashionable device, during the presentation of the release near the LED screen with a 3D mock-up in a large illuminated room
Pan left view of woman checking wires of broken LED display and speaking on radio behind stage during show
Zoom out view of middle aged male speaker demonstrating brand new mobile phone and talking during presentation on stage against big LED screen
People in the office. Man showing presentation using green screen on computer. Mixed race manager telling about new products caucasian businesswoman listening and looking on display
Young businesswoman presenting slides on digital whiteboard during office meeting
Young professional presenting to colleagues
Young professional presenting to colleagues
Pan right view of bearded worker touching and checking LED display in dark room