100W power capability delivers louder sound with greater clarity 2.1 channel offers immersive audio experience Bluetooth technology allows for wireless connectivity Finely tuned, two 2.25-inch aluminum cone drivers, and dual 4-inch integrated subwoofers avoid the need for separate subwoofer Powered by Onkyo for top-notch sound quality Dolby Atmos technology significantly elevates your audio experience through enhanced immersion and multidimensional audio Klipsch Transport technology lets you easily connect the speaker across multiple channels for convenient upgrade or expansion of your home theatre system Required accessories (sold separately) HDMI or optical digital cable, depending on how you're connecting the sound bar to the TV