> For the complete documentation index, see [llms.txt](https://docs.datarhei.com/restreamer/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.datarhei.com/restreamer/knowledge-base/manual/edit-livestream/general/audio-settings/virtual-audio-source.md).

# Virtual audio source

The audio settings for a virtual audio source.

![Fig. 1: Virtual audio source menu](https://304400748-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MS3qj4cW170AMeE1ckj-1703796690%2Fuploads%2FDDKn5LE6NypkDqu1MTCs%2Faudio-conf-virtuelle-quelle.png?alt=media\&token=a4b264fd-ac1d-4fdb-8cd8-15dcb1d5b10a)

## Audio source selection

### 2 Source

* Silence
* Noise
* Sine

### 3 Sampling Rate

We recommend a sampling rate of 44100 Hz.

* 96000 Hz 
* 88200 Hz 
* 48000 Hz 
* 44100 Hz 
* 22050 Hz 
* 8000 Hz
* Custom ...

Sampling rate of the audio stream.

### 4 Layout

Stereo and mono support.

## 5 Check

After selecting the settings, the audio stream must be checked. The setting can only be saved after a successful check. 

Pressing the button verifies the reception of the video signal.

{% hint style="success" %}

#### <mark style="background-color:green;">> CHECK</mark>

If the audio source is not accepted, the error message can be displayed directly. By clicking on: "View details of the check".
{% endhint %}

## Learn more

{% content-ref url="/pages/phMKFPX3BhdvPZqhU3ks" %}
[Audio settings](/restreamer/knowledge-base/manual/edit-livestream/general/audio-settings.md)
{% endcontent-ref %}

{% content-ref url="/pages/-MYd\_eWFK56LZQkA-iAN" %}
[User Guides](/restreamer/knowledge-base/user-guides.md)
{% endcontent-ref %}