WANTED: Happy members who like to discuss audio and other topics related to our interest. Desire to learn and share knowledge of science required. There are many reviews of audio hardware and expert members to help answer your questions.
Click here to have your audio equipment measured for free!
[irony]
Quote from the manual. "Set volume to at least 120 dB to drown the drone sound."
[/irony]
Concepts should at least not be totally dispatched from reality.
(it would have probably looked cool and futuristic if they had implemented it using some sort of magnetic levitation speakers like these: https://www.amazon.com/-/en-us/dp/B07KLWY3XS/ )