Custom Caller Sound

You can specify customer caller sound when the order is announced to be ready.   Either you can use own Sound Editing tool or you can generate with the following method: This is online document https://docs.google.com/document/d/1bHYA2M5OjlEKXmHZLtdD3kXw7_7nKH9vf-RT42d4z4E/edit?usp=sharing