Amazon offers the Onkyo HT-S8400 7.1-Channel Home Theater Speaker System
for an in-cart price of $549
with free shipping
. That's $29 under our mention from two weeks ago and the lowest total price we've seen. (It's also a current price low by $250.) The system features 130 watts per channel into seven channels, Dolby Pro Logic IIz decoding, four HDMI inputs and one output, and more.