Originally Posted by rrlev
My only reason to question it is the lack of DML speakers/drivers on the market. The technology has been around for quite a while.

They dont make bass below 150hz or so. You need many of them in a line array to get sound that has performance scale. If room was no issue for subs they are a really cool option for chess in his living room. There is a guy that made a Right and Left column out of them. Sounded eerily real (well through youtube with Dire Straits. Lol.)

https://youtu.be/lMvASSIvHtM