I confirm, it is exceptional returns, I use them in the studio and the sound and amazing and pure and good cash that power never weaken or rot the sound. The voice and stringed instruments are best achieved. And then it ' is super quiet. . . . (I have 7 speakers at Amadeus, I'm a fan of this brand).
I lie even used for weddings "high fidelity" with 2 mpb and a box 15 "I did a wedding of 200 people's fingers in the nose... (Plus 2 other mpx12 in the dining room at the top and 2 mpb200 other in the garden)