# 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="https://4245975826-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fkg35R2FOXC4295wPDYgm%2Fuploads%2FEIiMcyka2K6PpqNTc75h%2FGKHVE_VA_Audio.jpg?alt=media&#x26;token=f79af1a5-5080-40cb-8291-2ad8f902b920" 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="../../resources/faq/video-audio/audio" %}
[audio](https://docs.exvist.com/encoder-pro/resources/faq/video-audio/audio)
{% endcontent-ref %}