# AUDIO_BACKEND_ROUTE_EVENTS

`import { AUDIO_BACKEND_ROUTE_EVENTS } from "destack:audio/binding";`

Backend can report default-route changes.

```ds title="AUDIO_BACKEND_ROUTE_EVENTS"
const AUDIO_BACKEND_ROUTE_EVENTS: AudioBackendFlags
```

[language/library/src/audio/binding/backend.ds:52](https://github.com/destack-sh/destack/blob/main/language/library/src/audio/binding/backend.ds#L52)