speaker-selection directive controls whether the current document is allowed to enumerate and select audio output devices (speakers, headphones, etc.).
When this policy is enabled and the permission is denied:
MediaDevices.enumerateDevices()won't return devices of type audio output.
MediaDevices.selectAudioOutput()won't display the popup for selecting an audio output, and will reject the promise with a
HTMLMediaElement.setSinkId()will throw a
NotAllowedErrorif called for an audio output.
Feature-Policy: speaker-selection <allowlist>;
A list of origins for which the feature is allowed. See
The default allowlist for
|Audio Output Devices API |
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