At Adorama this Onkyo TX-RZ30 receiver is $799. That's $450 off list and the lowest price we could find. It's also cheaper than Amazon's current price of $989. It's a 9.2-channel model delivering 170W per channel with 8K/4K video support over HDMI 2.1. It includes a Dirac Live Room Correction Full Bandwidth license for calibrating audio to your room. It ships for free.  Buy Now at Adorama

We've pictured the Onkyo TX-NR7100, a 9.2-channel receiver at $749, down from its $1,399.99 regular price. It supports HDMI 2.1 with 8K60 and 4K120 pass-through, built-in Dirac Live room correction, and Discrete Zone 3 HDMI switching for a second room. Buy Now at Adorama

Desk setups and small rooms benefit most from these compact powered speakers, since Bluetooth streaming and a built-in amp mean you skip a separate receiver entirely. The current price of $175 is $74 off the $249 list, about a 30% discount. Buy Now at Best Buy

Desk setups and small rooms benefit most from these, since the 2.0 design skips a subwoofer while still handling Bluetooth streaming for music or movies without extra clutter. Best Buy has them at $160, which is $89 off the $249 list price. Buy Now at Best Buy

Desktop setups or small TV rooms benefit most here, since the built-in HDMI ARC lets you skip a separate receiver and control volume with your TV remote. At $250, that's $99 off the $349 list price, about 28% less than usual. Buy Now at Best Buy

Desk setups or small rooms benefit from these thanks to the built-in ARC support, letting you skip a separate soundbar for TV audio while still getting real stereo separation, and right now they're $101 (29%) off the $349 list price at Best Buy. Buy Now at Best Buy

Home theater setups with multiple zones or Dolby Atmos height channels are where this receiver's 11.2-channel processing actually gets used, so it suits anyone building a serious surround system rather than a basic stereo setup. It's currently priced at its $2,300 list, so there's no discount to factor in right now. Buy Now at Best Buy

For home theater setups needing serious power, the TX-RZ30's 9.2 channels and THX certification handle complex speaker configurations including height channels for Atmos, and at $1,100 it's currently priced at its list rate with no markdown. Buy Now at Best Buy