this does suprise me, I hear no sibilance with my Knopfler "flying to ..." CD on my M80s, M22's, or M22 on walls.

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85