Applying "voice commentary" required in 1.2.3 to all the synchronized media present on the page. At this level we do not ask for audio description on live video.
| Principle | Perceivable | Information and user interface components must be presentable to users in ways they can perceive. | 
|---|---|---|
| Guideline | Time-based Media | Provide alternatives for time-based media. | 
| Criterion | Audio Description (Prerecorded) (1.2.5 AA) | Audio commentary is provided for all recorded video contents included in synchronized media. |