540W of total power capability delivers clear sound even at high volumes 5.1 channel offers superior audio immersion Eight speakers (front soundbar with three full-range speakers and two tweeters, two rear surround speakers, and a wireless subwoofer) offer movie theatre-like sound experience at home Wireless subwoofer simplifies overall setup, while enhancing the audio quality 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