Polk Audio Atrium 8 SDI (Unit) Color:Black The B&W DB3D Subwoofer offers

The B&W DB3D Subwoofer offers powerful bass performance in a compact package

and calming musical experience curated precisely with a Marantz SR5015 7

Its 6½" wood fibre cone woofer and 28mm soft dome tweeter deliver clear

the “QS” (Quad Streamer) provides four zones of audio streaming and eight channels of high-performance audio amplification in an ultra-slim

compact enclosure and combined with a powerful digital amplifier with a dynamic output of 500W RMS

Polk Audio Atrium 8 SDI (Unit) Color:Black The B&W DB3D Subwoofer offersPolk Audio Atrium 8 SDI Outdoor Speaker delivers rich, high fidelity all weather sound with dual tweeters, deep bass & versatile single dual input perfect for patios, gardens & outdoor spaces.