250W power capability helps you upgrade your home theatre setup with dynamic audio 3.1 channels bring you powerful, immersive sound, with a centre channel specifically for clear dialogue and a built-in dual subwoofer for added power Bluetooth and Apple AirPlay 2 connectivity ensure effortless wireless connection to compatible devices Built-in Amazon Alexa and Google Assistant technology lets you use hands-free voice commands Dolby Atmos and DTS:X support brings you a better surround sound experience Optional wireless subwoofer and rear speakers, available separately, further enhance your setup Required accessories (sold separately): HDMI or optical digital cable, depending on how you're connecting the sound bar to the TV