Polk Audio Atrium Sat300 (Unit) loudspeaker Achieve optimal bass performance with

Achieve optimal bass performance with adjustable crossover and phase controls

the R3 Meta is a true three-way design

Smaller rooms with smaller speakers still deserve big

The AVR-S670H has incredible 8K video

5mm audio sources—to Sonos speakers equipped with a USB-C line-in port

Polk Audio Atrium Sat300 (Unit) loudspeaker Achieve optimal bass performance withCan be planted in your landscaping, hung from your ceiling or the eaves, or installed anywhere you want to mix great sound with the great outdoors Durable All Weather enclosure 3. 5" Dynamic Balance polypropylene woofer 3 4" Polyurethane tweeter with Neodymium Magnet Timbre matched to Atrium SUB100 subwoofer