> For the complete documentation index, see [llms.txt](https://docs.exvist.com/encoder-pro/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.exvist.com/encoder-pro/setting/video-audio/audio.md).

# Audio

## Audio

* Go to Setting->Video/Audio->Audio

| Item          | Description                 |
| ------------- | --------------------------- |
| Audio input   | HDMI or Line-in(3.5mm only) |
| Samples       | 48000                       |
| Codec type    | G.711A/G.711U/AAC           |
| Bitrate       | 48K, 64K, 128K, 256K        |
| Channel       | Stereo/Mono                 |
| Output volume | 0\~100 (For intercom only)  |

<figure><img src="/files/VgH0biGVVYfI9liHIOxw" alt=""><figcaption></figcaption></figure>

{% hint style="info" %}
:man\_mage: **Tips**: It's necessary to reboot the device if you would like to switch audio input from HDMI to Line-in or Line-in HDMI when streaming to YouTube.
{% endhint %}

{% content-ref url="/pages/-MQ-pEkYMzlzaZny-\_tQ" %}
[Audio](/encoder-pro/resources/faq/video-audio/audio.md)
{% endcontent-ref %}