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1.2.8 Media Alternative (Prerecorded) – Level AAA

An alternative for time-based media is provided for all prerecorded synchronized media and for all prerecorded video-only media.

Understanding Success Criterion 1.2.8: Media Alternative (Prerecorded) by the W3C

Checklist – Components

Video – Recordings

If all of the information in the video track is also in the audio track, no audio description is necessary.

WCAG 1.2.3, 1.2.5, and 1.2.8 overlap, so that you can chose the minimum conformance level for your situation. In other words…

Did I provide an audio description track for the video?High
Does the prerecorded media have a text transcript?High