The most powerful addon for moths ever created.
You do need to download this file and make sure it's playing on the Actions tab of the WA. I use the SharedMedia addon to make custom sounds easily available to Weakauras.
https://drive.google.com/file/d/1EH7zjsbzyp3T6oGOkdK2nvaJbMPsaaK3/view?usp=sharing
For a short and easy tutorial on using SharedMedia, watch this video