240W of total power capability delivers clear and loud sound with reduced distortion 2.1 channel offers improved and more immersive sound for your TV Wireless subwoofer simplifies overall setup, while enhancing the audio quality Two firing speakers let you enjoy rich and powerful audio Bluetooth connectivity allows for seamless wireless connectivity with various compatible devices Dolby audio lets you enjoy superior clarity, detail, and surround sound for music, movies, and games Required accessories (sold separately) HDMI or optical digital cable, depending on how you're connecting the sound bar to the TV