Technical specifications for audio media items.
| Name | Type | Required | Description |
|---|---|---|---|
| bit_rate | int | Yes | Approximate (average) bits per second of the audio, rounded up in case of a fractional average bits per second. |
| duration_seconds | float | Yes | Approximate duration of the audio, in seconds with up to two decimal digits (rounded up). |
| number_of_channels | Optional[int] | No | Number of audio channels in the audio stream. |