Media of Mass Communication Media which are used for sending message to a large number of audiences at home and abroad are known as mass media. Such mass media can be of the following types: (i) Audio Media: Radio is the best audio media. Through this medium advertisement, govt. message, order, announcement or circular are widely spread for public interest and consumption. Besides microphones and record players also act as audio media. When message are sent through this media, audiences receive them by the ear. So, such media are particularly important for illiterate group. (ii) Audio-Visual Media: Messages sent through this medium can be seen as well as heard at the same time. Television is the audio visual media and the most powerful and influential mass media. Various documentaries, news, educational shows, adventure series, sports, movies, cartoons and other programs are telecast and presented through a television to meet the needs of all viewers. The other media in this group are video, cinema, CD, DVD etc. (iii) Traditional Media: In addition to the mentioned modern media, there are some other traditional media such as drama, stage-play, drumming etc. (iv) Public Address: Political leaders, social workers, famous person exchange words with people in a function, seminar and meeting which create a live environment.