I agree with John, I have the 2805 which I believe has 10 more watts/channel than the 2105 driving 7.1 and it is fine for my 800 + sq. ft. room.


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