Upgrade your audio system with this white Sonos Sub wireless subwoofer. The two force-canceling drivers produce rich unadulterated bass sounds and prevent vibration and rattles for quality listening. This Sonos Sub wireless subwoofer features a slim design that supports vertical or horizontal placement, and the Trueplay technology lets you tune your music to your preferences. | Sonos | | Refurbished Excellent | Sub (Gen 3) Wireless Subwoofer | White | Best Buy