The introduction to this article does not have enough information for people unfamiliar with the subject.(December 2016)
The English used in this article or section may not be easy for everybody to understand. (November 2011)
Audio description is an additional track of narration. It is targeted at visually impaired or blind consumers of television, dance, opera, movies or other visual art. In these tracks, a narrator talks through presentation and makes a description about what's happening during natural pauses in audio. Descriptive video service (DVS) is used for the DVDs of certain movies as part of the audio description.