In communication, media are the storage and transmission channels or tools use to store and deliver information or data. Some of the earlier methods used for communication have been visual and audio in the form of gestures, sound and pictures/drawings. Technology todays has transformed these sound and gestures to produce speech, videos, films, poster and theatre. The evolution of diffrent means has opened up a vast potential for communication. With a plethora of tools and methods to use, the communicator may find it difficult to choose an appropriate one. How is this choice to be made? Answer to this question depends on our understanding of the impact of information technology on our everyday life.

In the last century, a revolution in telecommunications has greatly altered communication by providing new media for long distance communication. the first transalantic two-way broadcast occurred in 1906 and led to common communication via analogue and digital media:

* Analog telecommunications include traditional telephony, radio, and tv broadcasts.
* Digital telecommunications allow for computer- mediated communication, telegraphy, and computer networks.