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# loadMediaSelectionGroup(for:completionHandler:)

Loads a media selection group that contains one or more options with the specified media characteristic.

```
func loadMediaSelectionGroup(for mediaCharacteristic: AVMediaCharacteristic, completionHandler: @escaping @Sendable (AVMediaSelectionGroup?, (any Error)?) -> Void)
```

## Parameters

`mediaCharacteristic`

A media characteristic to load the available media selection options for. The supported characterisics are:

- [`audible`](/documentation/AVFoundation/AVMediaCharacteristic/audible) to return the group of available options for audio media in various languages and for various purposes, such as descriptive audio
- [`legible`](/documentation/AVFoundation/AVMediaCharacteristic/legible) to return the group of available options for subtitles in various languages and for various purposes
- [`visual`](/documentation/AVFoundation/AVMediaCharacteristic/visual) to return the group of available options for video media

`completionHandler`

A callback that the system invokes after it finishes the loading request. It passes the completion handler the following parameters:

- mediaSelectionGroup: The loaded media selection group, or `nil` if no group is available or if an error occurs.
- error: An error object if the request fails; otherwise, `nil`.

## Discussion

---

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