An audio broadcasting service that is transmitted through the Internet. Internet radio is similar in nature to Internet broadcasting, also called webcasting. However, those listening to the continuous stream audio broadcast have no control over the stream, similar to traditional radio broadcasting. Many radio stations worldwide offer their broadcast via Internet radio to a worldwide audience. Today dedicated hardware devices, commonly called Web radio or Internet radio appliances , can be purchased that connect to a home network and then to the Internet to play live audio streams. Internet radio is also called e-radio.