Developer & synthesist Linus Åkesson shared his arrangement of Ave Maria (Bach/Gounod) for the Qweremin.
The Qweremin is described as a ‘QWERTY theremin’. It’s played by using the right hand on the keyboard to play individual notes, and the left hand to control volume and vibratro.
Here’s his intro to the Qweremin:
You can find out more about the Qweremin QWERTY Theremin at his site.