The Sonos Arc Ultra is a Dolby Atmos smart sound bar with 14 drivers, delivering a 9.1.4 spatial audio experience that immerses you in sound from all directions. Sound Motion technology adds clear, deep, balanced sound, with Wi-Fi, Bluetooth, AirPlay 2, and Spotify Connect streaming and expandable Sonos Sub support. 14 drivers and Dolby Atmos create 9.1.4 spatial sound from all directions Wi-Fi, Bluetooth, AirPlay 2, and Spotify Connect add flexible streaming This description was generated by AI and reviewed for accuracy.