345W power capability delivers rich, immersive sound with powerful audio output True 3.1.2 channel sound provides a dynamic audio experience Wireless subwoofer delivers deep, impactful bass without the need for messy cables Bluetooth and Wi-Fi connectivity allow seamless streaming and easy pairing with your devices Wireless Dolby Atmos lets you experience immersive, three-dimensional sound without the hassle of HDMI cables Q-Symphony syncs the sound bar with your TV speakers to operate as one, providing immersive sound experience Convertible Fit allows for customized setup Required accessories (sold separately) HDMI or optical digital cable, depending on how you're connecting the sound bar to the TV