# OpenMicrophoneRequest

Artifact: [androidx.car.app:app](https://developer.android.com/jetpack/androidx/releases/car-app) [View Source](https://cs.android.com/search?q=file:androidx/car/app/media/OpenMicrophoneRequest.java+class:androidx.car.app.media.OpenMicrophoneRequest) Added in [1.3.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.3.0)

*** ** * ** ***


```
@CarProtocol
@RequiresCarApi(value = 5)
public final class OpenMicrophoneRequest
```

<br />

*** ** * ** ***

The request for a call to open microphone.

This is a host-side interface for handling audio callbacks. To record the microphone, use `https://developer.android.com/reference/androidx/car/app/media/CarAudioRecord`.

## Summary

| ### Nested types |
|---|
| `public final class https://developer.android.com/reference/androidx/car/app/media/OpenMicrophoneRequest.Builder` A builder for `https://developer.android.com/reference/androidx/car/app/media/OpenMicrophoneRequest`. |

| ### Public methods |
|---|---|
| `@https://jspecify.dev/docs/api/org/jspecify/annotations/NonNull.html https://developer.android.com/reference/androidx/car/app/media/CarAudioCallbackDelegate` | `https://developer.android.com/reference/androidx/car/app/media/OpenMicrophoneRequest#getCarAudioCallbackDelegate()()` |

## Public methods

### getCarAudioCallbackDelegate

Added in [1.3.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.3.0)

```
public @NonNull CarAudioCallbackDelegate getCarAudioCallbackDelegate()
```