1.2.2 Captions (Prerecorded): Captions are provided for all prerecorded audio content in synchronized media, except when the media is a media alternative for text and is clearly labeled as such. (Level A)

Requirements

• All pre-recorded video content has captions that are synchronised with the audio content of the video;
• Captions include all the spoken dialogue and important sound effects from the audio part of the video.

Why is it important?

This ensures that the information communicated by the audio part of the video is available to people who can’t hear it.

Summary

Common mistakes

• The video does not have synchronized captions.
• The video has captions but they do not include all the spoken dialogue and important sound effects from the audio content of the video.
• The video has captions but they are not synchronized with the audio content of the video.

References:

1. Accessibility Guidelines – Github.io