> **Experimental**
>
> `@aws-cdk/aws-medialive-alpha` is an [**experimental**](/stability) (alpha) package: its API may change in any release, without a major version bump.
# DvbDashAccessibility

DVB DASH accessibility signaling for an audio output.

- Stability: [Experimental](/cdk/api/stability.html)
- Source: [`lib/encode-configuration.ts`](https://github.com/aws/aws-cdk/blob/v2.275.0-alpha.0/packages/@aws-cdk/aws-medialive-alpha/lib/encode-configuration.ts#L550)

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import * as medialive_alpha from '@aws-cdk/aws-medialive-alpha';
const dvbDashAccessibility = medialive_alpha.DvbDashAccessibility.CLEAN_FEED;
```

## Properties

- `CLEAN_FEED`: [DvbDashAccessibility](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.DvbDashAccessibility.html) (static) — Clean feed.

- `DIRECTORS_COMMENTARY`: [DvbDashAccessibility](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.DvbDashAccessibility.html) (static) — Director's commentary.

- `EDUCATIONAL_NOTES`: [DvbDashAccessibility](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.DvbDashAccessibility.html) (static) — Educational notes.

- `HARD_OF_HEARING`: [DvbDashAccessibility](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.DvbDashAccessibility.html) (static) — Hard of hearing.

- `MAIN_PROGRAM`: [DvbDashAccessibility](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.DvbDashAccessibility.html) (static) — Main program.

- `SUPPLEMENTAL_COMMENTARY`: [DvbDashAccessibility](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.DvbDashAccessibility.html) (static) — Supplemental commentary.

- `value`: string — The underlying string value passed to CloudFormation.

- `VISUALLY_IMPAIRED`: [DvbDashAccessibility](/cdk/api/v2/docs/@aws-cdk_aws-medialive-alpha.DvbDashAccessibility.html) (static) — Visually impaired.

## Methods

- `of(value: string): DvbDashAccessibility // chainable` (static) — A value not yet modelled by AWS CDK.