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1.2.4 Captions (Live)

For all live video broadcasts real-time closed captions that identify speakers and include relevant sounds in the environment need to be provided.

What you need to know

  • If you host a live video broadcast, you must have live, real-time closed captions included.
  • Real-tome closed captioning benefits people who are deaf or have hearing loss.

What you need to do

  • If you’re presenting a formal, live broadcast, you need to have real-time closed captioning.
  • You need to ensure a comprehensive experience which includes not just accurate captioning of those peaking, but also ambient, relevant sounds and sound effects.

Reference

Read the full explanation of success criterion 1.2.4 on W3.org.

Related Resource

Check out “Providing Live Captions for Events” from Harvard University – Digital Accessibility for more information about this success criterion.