***

id: 2a671c9d-f4f8-40d7-bea4-6ce5a7651b68
title: CallMedia.AudioParams
slug: /dotnet/reference/calling/call-media-audio-params
max-toc-depth: 3
----------------

# SignalWire.Relay.Calling.CallMedia.AudioParams

This object represents the parameters specific to audio media.

## Constructor

The only constructor is the default constructor, properties should all be assigned by initializer or after construction.

**Parameters**

None

**Examples**

> Basic Example

```csharp
CallMedia media = new CallMedia
{
    Type = CallMedia.MediaType.audio,
    Parameters = new CallMedia.AudioParams
    {
        URL = "http://example.somewhere.com/test.wav"
    }
};
```

## Properties

| Property | Type   | Description                        |
| -------- | ------ | ---------------------------------- |
| `URL`    | string | The URL of the audio file to play. |

## Methods

None

## Events

None