Hello @jake-frenkel,

We don't have a direct mp3 player but you can set it up by following this process:

Upload your mp3 file with assets manager and files Screen Shot 2022-03-03 at 9.29.34.png

Create a block Javascript Source code and add this code:

<audio controls><source src="MP3 URL HERE" type="audio/mpeg">Your browser does not support the audio tag.</audio>

I hope this will help you 🙂
Have a nice day

David