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# checkMicrophonePermissions

> checkMicrophonePermissions function in the WebRTC namespace.

### checkMicrophonePermissions

* `Const` **checkMicrophonePermissions**(): `Promise<null | boolean>`

Asynchronously returns whether we have permissions to access the microphone.

#### Returns

`Promise<null | boolean>`

#### Example

```javascript
await SignalWire.WebRTC.checkMicrophonePermissions();
// true
```

> checkMicrophonePermissions function in the WebRTC namespace.