Built-in Dolby Atmos surround-sound technology, powerful audio with thunderous bass depth, 300W 10″ powered subwoofer, detachable battery powered rear channels, 820W output power, 400W main soundbar houses four racetrack-style drivers and two up-firing full-range drivers as well as three 1-inch tweeters, Bluetooth / HDMI (including 4k) / TV (HDMI ARC) / Ethernet / optical / USB connectors, 884 x 62 x 120 mm soundbar dimension.