EncodedAudioChunkLimited availabilityThis feature is not Baseline because it does not work in some of the most widely-used browsers.Learn moreSee full compatibilityReport feedbackNote: This feature is available in Dedicated Web Workers. The EncodedAudioChunk interface of the WebCodecs API represents a chunk of encoded audio data.Constructor EncodedAudioChunk() Creates a new EncodedAudioChunk object. Instance properties EncodedAudioChunk.type Read only Returns a string indicating whether this chunk of data is a key chunk. EncodedAudioChunk.timestamp Read only Returns an integer representing the timestamp of the audio in microseconds. EncodedAudioChunk.duration Read only Returns an integer representing the duration of the audio in microseconds. EncodedAudioChunk.byteLength Read only Returns an integer representing the length of the audio in bytes. Instance methods EncodedAudioChunk.copyTo() Copies the encoded audio data. SpecificationsSpecificationWebCodecs # encodedaudiochunk-interfaceBrowser compatibilitydesktopmobileChromeEdgeFirefoxOperaSafariChrome AndroidFirefox for AndroidOpera AndroidSafari on iOSSamsung InternetWebView AndroidWebView on iOSEncodedAudioChunkChrome – Full supportChrome94Toggle historyEdge – Full supportEdge94Toggle historyFirefox – Full supportFirefox130Toggle historyOpera – Full supportOpera80Toggle historySafari – No supportSafariNoToggle historyChrome Android – Full supportChrome Android94Toggle historyFirefox for Android – No supportFirefox for AndroidNoToggle historyOpera Android – Full supportOpera Android66Toggle historySafari on iOS – No supportSafari on iOSNoToggle historySamsung Internet – Full supportSamsung Internet17.0Toggle historyWebView Android – Full supportWebView Android94Toggle historyWebView on iOS – No supportWebView on iOSNoToggle historyEncodedAudioChunk() constructorChrome – Full supportChrome94Toggle historyEdge – Full supportEdge94Toggle historyFirefox – Full supportFirefox130Toggle historyOpera – Full supportOpera80Toggle historySafari – No supportSafariNoToggle historyChrome Android – Full supportChrome Android94Toggle historyFirefox for Android – No supportFirefox for AndroidNoToggle historyOpera Android – Full supportOpera Android66Toggle historySafari on iOS – No supportSafari on iOSNoToggle historySamsung Internet – Full supportSamsung Internet17.0Toggle historyWebView Android – Full supportWebView Android94Toggle historyWebView on iOS – No supportWebView on iOSNoToggle historybyteLengthChrome – Full supportChrome94Toggle historyEdge – Full supportEdge94Toggle historyFirefox – Full supportFirefox130Toggle historyOpera – Full supportOpera80Toggle historySafari – No supportSafariNoToggle historyChrome Android – Full supportChrome Android94Toggle historyFirefox for Android – No supportFirefox for AndroidNoToggle historyOpera Android – Full supportOpera Android66Toggle historySafari on iOS – No supportSafari on iOSNoToggle historySamsung Internet – Full supportSamsung Internet17.0Toggle historyWebView Android – Full supportWebView Android94Toggle historyWebView on iOS – No supportWebView on iOSNoToggle historycopyToChrome – Full supportChrome94Toggle historyEdge – Full supportEdge94Toggle historyFirefox – Full supportFirefox130Toggle historyOpera – Full supportOpera80Toggle historySafari – No supportSafariNoToggle historyChrome Android – Full supportChrome Android94Toggle historyFirefox for Android – No supportFirefox for AndroidNoToggle historyOpera Android – Full supportOpera Android66Toggle historySafari on iOS – No supportSafari on iOSNoToggle historySamsung Internet – Full supportSamsung Internet17.0Toggle historyWebView Android – Full supportWebView Android94Toggle historyWebView on iOS – No supportWebView on iOSNoToggle historydurationChrome – Full supportChrome94Toggle historyEdge – Full supportEdge94Toggle historyFirefox – Full supportFirefox130Toggle historyOpera – Full supportOpera80Toggle historySafari – No supportSafariNoToggle historyChrome Android – Full supportChrome Android94Toggle historyFirefox for Android – No supportFirefox for AndroidNoToggle historyOpera Android – Full supportOpera Android66Toggle historySafari on iOS – No supportSafari on iOSNoToggle historySamsung Internet – Full supportSamsung Internet17.0Toggle historyWebView Android – Full supportWebView Android94Toggle historyWebView on iOS – No supportWebView on iOSNoToggle historytimestampChrome – Full supportChrome94Toggle historyEdge – Full supportEdge94Toggle historyFirefox – Full supportFirefox130Toggle historyOpera – Full supportOpera80Toggle historySafari – No supportSafariNoToggle historyChrome Android – Full supportChrome Android94Toggle historyFirefox for Android – No supportFirefox for AndroidNoToggle historyOpera Android – Full supportOpera Android66Toggle historySafari on iOS – No supportSafari on iOSNoToggle historySamsung Internet – Full supportSamsung Internet17.0Toggle historyWebView Android – Full supportWebView Android94Toggle historyWebView on iOS – No supportWebView on iOSNoToggle historytypeChrome – Full supportChrome94Toggle historyEdge – Full supportEdge94Toggle historyFirefox – Full supportFirefox130Toggle historyOpera – Full supportOpera80Toggle historySafari – No supportSafariNoToggle historyChrome Android – Full supportChrome Android94Toggle historyFirefox for Android – No supportFirefox for AndroidNoToggle historyOpera Android – Full supportOpera Android66Toggle historySafari on iOS – No supportSafari on iOSNoToggle historySamsung Internet – Full supportSamsung Internet17.0Toggle historyWebView Android – Full supportWebView Android94Toggle historyWebView on iOS – No supportWebView on iOSNoToggle history