They are Vandersteens, and if the rest of your system isn't up to them, changing the system would be a reasonable response.
The only speaker I've heard that made it obvious whether a drum set was set up on concrete or a wood floor. And not fussy like some speakers.
On the other hand, worth noting that you may need to refoam the passive, and maybe drivers. So don't buy them without listening, and if they aren't exceptional, assume the foam needs replacing, and bargain downwards.