What are the six traditional media?

Radio: spreads audio information through the air via electromagnetic waves.

Television: spreads video and audio information through electromagnetic waves in the air.

Newspaper: spreads information such as text and pictures on paper by printing.

Magazines: disseminate graphic information on paper using printing like newspapers, but the content is usually more in-depth and specialized.

Books: long written materials published and distributed in paper or electronic form to convey knowledge and express ideas.

Outdoor advertising: displaying product or service advertisements to pedestrians and vehicles by hanging, posting, spray painting, etc. in public *** places.