The sound was awesome, but it kept shutting down, even when watching movies with explosions, etc.... rediculous. I tried 2-3 replacement amp modules for the MPS-1, even bi-amped two of them to one m80, same thing. Not sure about the newer amps they have, this was a year and a half ago.

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