Best Buy offers the Pioneer Elite 7.2-Channel 4K 3D Home Theater Receiver, model no. VSX-90, for $399.98 with free shipping. That's tied with our expired mention from two days ago and the lowest total in-stock price we could find by $99. It features 165 watts per channel into seven channels, 3D and 4K Ultra HD passthrough, WiFi, Bluetooth, Dolby Atmos 5.2.2, USB, two HDMI outputs, and seven HDMI inputs.

Don't mind an open-box unit? Best Buy via eBay offers one for $323.99 with free shipping. A 2-year warranty is included, although it's unclear who backs it.