-
Television
an electronic system of transmitting transient images of fixed or moving objects together with sound over a wire or through space by apparatus that converts light and sound into electrical waves and reconverts them into visible light rays and audible sound -
Magazine
a print periodical containing miscellaneous pieces (such as articles, stories, poems) and often illustrated a fashion magazine a gardening magazine also : such a periodical published online. b : a similar section of a newspaper usually appearing on Sunday. -
Radio
Radio is the technology of signaling and communicating using radio waves.[1][2][3] Radio waves are electromagnetic waves of frequency between 30 hertz (Hz) and 300 gigahertz (GHz). -
Telephone
A telephone is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be heard directly. -
Twitter
Twitter, Inc. is an American communications company based in San Francisco, California. The company operates the microblogging and social networking service Twitter. It previously operated the Vine short video app and Periscope livestreaming service.