A front facing loaded office paper printer printing a picture on a sheet of paper.

Office Printer Printing Picture

A megaphone or loudspeaker, facing side at an angle.

Megaphone

An electronic music speaker, guitar amplifier or sound system.

A megaphone or loudspeaker with a handle.

A front facing loaded office paper printer printing a picture on a sheet of paper

A rectangular electronic music speaker, guitar amplifier or sound system with two round shapes, a big one and a small one.

A volume icon for sound control represented by a basic speakerphone with sound waves. 

A megaphone or loudspeaker, facing side at an angle, with a pointy star.

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