The latest generation of Sonos' full-size subwoofer — dual elliptical, force-canceling woofers deliver pulse-pounding bass with virtually eliminated distortion, in a ported cabinet designed to maximize low-frequency output. Upgraded internal electronics bring a faster processor, more memory, and WiFi 6 connectivity, making it the most sophisticated Sub Sonos has built. Pairs with Arc, Arc Ultra, or Beam for dramatically richer bass and clearer highs.

Key Features:

• Dual Class-D digital amplifiers, dual 5"x8" elliptical force-canceling woofers

• Frequency response down to 25Hz

• WiFi 6 (802.11a/b/g/n/ac/ax) + Ethernet port (10/100)

• Ported cabinet architecture for enhanced bass response

• Trueplay room tuning + adjustable EQ via Sonos app

• Quad-core 1.9GHz CPU, 512MB RAM + 4GB storage — faster than previous Sub generations

• Dual orientation: upright or laid flat

• Matte finish, dimensions: 15.31 x 15.83 x 6.22in, ~26lb (11.79kg)

• Colors: Black, White