Audio-visual translation and audio description Audio description is a technique to make television shows, movies, and other video content more accessible to the blind or visually impaired. It is important to note that modern digital television has a built-in option for describing audio through text or speech. This should be distinct from the process of dubbing foreign-language movies into English. In the United States, a captioning service is required for those who are deaf or hard of hearing to provide subtitling for broadcast programs and movies. In other countries, such as Canada and Australia, captioning refers only to the provision of texts on their programs that are spoken inaudibly by the broadcaster. In Canada, the captioning service is called closed captioning. Over-the-air broadcasters and subscription television providers provide it. Canadian FCC-regulated cable and satellite providers are required to provide closed captions on all programming they transmit. Still, t...