<audio>
An embedded sound player.
Baseline: Widely available · Media & embedded content
When to use it
With controls, preload='none' so megabytes don't download speculatively, and a transcript adjacent (details works well).
When not to
Never autoplay with sound; provide fallback content with a download link inside the element.
Key attributes
controls- show native UI
preload- none | metadata | auto
loop / muted
Example
<audio controls preload='none'>
<source src='/media/episode.ogg' type='audio/ogg'>
<a href='/media/episode.ogg'>Download the recording</a>
</audio>