Amazon has the Onkyo HT-S8409 7.1-Channel Network A/V Receiver Home Theater System for $600
with free shipping. Features 7.1 channel with 100W per channel, Audyssey Room EQ, four 130W surround speakers, two 130W front speakers, a 130W center speaker and a 120W subwoofer. Newegg
also has it for the same price.