Here you go you science guy!

https://www.audiosciencereview.com/...1-review-constant-beam-transducer.21469/

And the bass section.

https://www.audiosciencereview.com/...bt-70je-1-review-cbt-bass-speaker.21562/

Adding a couple KEF mini subs or an Axiom EP125 or two would be pretty capable I would say instead of bass section.