BASELINE NowYouCanUse.com
Limited Availability Speech

speak-as

The speak-as CSS property sets how any element's content is spoken. Not to be confused with the speak-as descriptor of @counter-style at-rules.
Baseline Status: This feature is currently Limited (not yet Baseline). Latest engine implementation shipped on Apr 12, 2018.
Desktop Browser Engine Support
Google Chrome
—
Unsupported
Mozilla Firefox
—
Unsupported
Apple Safari
11.1
Supported
Microsoft Edge
—
Unsupported
Mobile Browser Engine Support
Chrome Android
—
Firefox Android
—
Safari iOS
11.3
Specifications and References
id: speak-as