A presentation board for an office or classroom.

Presentation Board

Person with a raised hand explaining, teaching, presenting, discussing, waving.

Person With A Lifted Hand

A recording microphone with a pop filter.

Half Body person with a raised hand talking, a teacher explaining or a man making a presentation.

A tilted microphone with a button and no cable. 

A large film or tv camera on a rolling stand. 

A round bubble with a teacher or presenter inside, giving a class and pointing a board.

A busy and overworked manager or employee surrounded by charts, graphs, and notifications.