A business conference in the hall. A man talking on the stage using microphone and gives a lecture
A man talking on the stage - business conference in the hall
A business conference in the hall. A man talking on the stage to the audience
A business conference in the hall. A man talking on the stage giving a lecture
A man in the blue costume talking on the stage - business conference in the hall
A business conference in the hall. A man talking on the stage. A mic on a foreground
A man in the blue costume talking on the stage - business conference in the hall - another man sitting on the chair and reading documents holding a microphone
A conference in the hall. A man talking on the stage
A business conference in the hall. A man talking on the stage and giving a lecture to the audience
A business conference in the hall. A woman talking on the stage to the audience
A conference in the hall. A man talking on the stage and showing the presentation
A conference in the hall. A man talking to the audience standing on the stage