1.2.4 - Captions (live)
The intent of this success criterion is to enable people who are deaf or hard of hearing to watch real-time presentations. Captions provide the part of the content available via the audio track. Captions not only include dialogue, but also identify who is speaking and notate sound effects and other significant audio.
Ways to meet the criterion
Enable people who are deaf or hard of hearing to watch real-time videos. Captions need not only include dialogue but identify who is speaking and include non-speech information conveyed through sound i.e. meaningful sound effects.