The Hisense AX3120Q is a 3.1.2 channel sound bar rated at 440W, with a 6.5in. wireless subwoofer included. Up-firing speakers add overhead effects for Dolby Atmos and DTS:X soundtracks, AI EQ Mode tunes the sound in real time, and 4K pass-through routes video to the TV while audio runs through the bar. 440W across a 3.1.2 channel layout with a 6.5in. wireless subwoofer Up-firing speakers deliver overhead audio for Dolby Atmos and DTS:X content This description was generated by AI and reviewed for accuracy.