Amazon offers the Sony 7.2-Channel 4K Network Home Theater Receiver, model no. STR-DN1040, for $399 with free shipping. That's the lowest total price we could find by $50, although we saw it for $49 less in July. It features 165 watts per channel into seven channels, 4K pass-through and upconversion, AirPlay Connect, 802.11n wireless, Bluetooth, eight HDMI inputs, and two HDMI outputs.