Sonos (S26) Sub Gen3 Wireless Smart Subwoofer - BlackThe wireless subwoofer for deep bass. Hear and feel the difference when you connect Sub to your Sonos system. No buzz, just bass: Two force cancelling drivers at the centre of Sub eliminate vibration and rattle so you get powerful bass without any distortion. Made to be seen and heard: The award winning and versatile design features a sculptural shape and high gloss finish. Stand Sub upright or lay it on its side. Lower lows and higher highs: