Delivers a room-filling sound where you can hear every chord, every bassline, and every drumbeat, feeling it deep in your stomach. You won't just hear the difference; you'll feel it throughout your entire body! Two opposing force-cancelling speakers ensure that the full sound and energy of the music resonate loudly and clearly without any loss to the cabinet's background noise. No cable clutter. No programming. Just press a button, follow the simple instructions on your controller, and the system automatically optimizes the audio settings. The SUB and its associated Sonos component are perfectly balanced, providing an optimal listening experience throughout the room. Place it wherever you want: Since it operates wirelessly and is designed for perfect performance both horizontally and vertically, you can position the SUB anywhere in the room—even lay it flat under the sofa. Fills any space with deep, clear HiFi sound. Wireless setup in just a few steps. Seamless integration into the entire Sonos system. Two opposing force-cancelling speakers deliver deep sound without cabinet noise. Place it anywhere in the room as you wish—even flat under the sofa. Sleek design that will make any heart race, finished in high-gloss black. Works with all Sonos components with an amplifier: CONNECT:AMP, PLAY:5, PLAY:3, PLAY:1, PLAYBAR.