--- title: documentAttributeAudio description: documentAttributeAudio attributes, type and example --- ## Constructor: documentAttributeAudio [Back to constructors index](index.md) ### Attributes: | Name | Type | Required | |----------|:-------------:|---------:| |duration|[int](../types/int.md) | Yes| ### Type: [DocumentAttribute](../types/DocumentAttribute.md) ### Example: ``` $documentAttributeAudio = ['_' => 'documentAttributeAudio', 'duration' => int, ]; ``` [PWRTelegram](https://pwrtelegram.xyz) json-encoded version: ``` {"_":"documentAttributeAudio","duration":"int"} ``` Or, if you're into Lua: ``` documentAttributeAudio={_='documentAttributeAudio', duration=int, } ```