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id: 6058d728-f00d-47f7-a5b3-8a486b46bea5
title: CallRecord.AudioParams.AudioFormat
slug: /dotnet/reference/calling/call-record-audio-format
max-toc-depth: 3
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# SignalWire.Relay.Calling.CallRecord.AudioParams.AudioFormat

This is an enumeration that represents the possible formats for audio recordings.

### Values

| Value | Description                  |
| ----- | ---------------------------- |
| `mp3` | The recording is mp3 format. |
| `wav` | The recording is wav format. |