GainNode: gain property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

The gain property of the GainNode interface is an a-rate AudioParam representing the amount of gain to apply.

Value

An AudioParam.

Note: Though the AudioParam returned is read-only, the value it represents is not.

Examples

See BaseAudioContext.createGain() for example code showing how to use an AudioContext to create a GainNode, which is then used to mute and unmute the audio by changing the gain property value.

Specifications

Specification
Web Audio API
# dom-gainnode-gain

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
gain

Legend

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Full support
Full support

See also