AudioData: sampleRate property

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Note: This feature is available in Dedicated Web Workers.

The sampleRate read-only property of the AudioData interface returns the sample rate in Hz.

Examples

The below example prints the value of sampleRate to the console.

console.log(audioData.sampleRate);

Specification
WebCodecs # dom-audiodata-samplerate

	desktop					mobile
	Chrome	Edge	Firefox	Opera	Safari	Chrome Android	Firefox for Android	Opera Android	Safari on iOS	Samsung Internet	WebView Android	WebView on iOS
`sampleRate`	Chrome – Full support Chrome 94 (Release date: 2021-09-21) footnote Full support	Edge – Full support Edge 94 (Release date: 2021-09-24) footnote Full support	Firefox – Full support Firefox 130 (Release date: 2024-09-03) footnote Full support	Opera – Full support Opera 80 (Release date: 2021-10-05) footnote Full support	Safari – Full support Safari 26 (Release date: 2025-09-15) footnote Full support	Chrome Android – Full support Chrome Android 94 (Release date: 2021-09-21) footnote Full support	Firefox for Android – No support Firefox for Android footnote No support	Opera Android – Full support Opera Android 66 (Release date: 2021-12-15) footnote Full support	Safari on iOS – Full support Safari on iOS 26 (Release date: 2025-09-15) footnote Full support	Samsung Internet – Full support Samsung Internet 17 (Release date: 2022-05-04) footnote Full support	WebView Android – Full support WebView Android 94 (Release date: 2021-09-21) footnote Full support	WebView on iOS – Full support WebView on iOS 26 (Release date: 2025-09-15) footnote Full support

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This page was last modified on Sep 11, 2024 by MDN contributors.

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