# Audio

The ***audio*** element is used when you need to insert an audio file in your block.

{% hint style="info" %}
It could be a song, a podcast or a playlist.
{% endhint %}

Audio element **properties**:

* **Required**: if selected, this element becomes required and cannot be left empty
* **Size**: exact dimension of file in bites (if needed)
* **Min**: minimum dimension of file in bites
* **Max**: maximum dimension of file in bites
* **In**: define the file format, e.g. mp3, mp4, etc.