These are expensive speakers. It's likely the source and amplification were not up to par. Speakers only reproduce (for the most part) what they are fed.
what you think about gryphon atlantis -- i am not surprise at all anyone one with me?
i was travel in london before few weeks ,i hear it in second hand store and this speaker soo big but bass is weak not go down lower, and the the higher treble to harsh anyone with me?