--- title: voice description: Describes voice note. Voice must be encoded with Opus codec and must be stored inside Ogg container image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png --- # Constructor: voice [Back to constructors index](index.md) Describes voice note. Voice must be encoded with Opus codec and must be stored inside Ogg container ### Attributes: | Name | Type | Required | Description | |----------|---------------|----------|-------------| |duration|[int](../types/int.md) | Yes|Duration of the voice record in seconds as defined by sender| |waveform|[bytes](../types/bytes.md) | Yes|Waveform representation of the voice in 5-bit format| |mime\_type|[string](../types/string.md) | Yes|MIME type of a file as defined by sender| |voice|[file](../constructors/file.md) | Yes|File with the voice record| ### Type: [Voice](../types/Voice.md)