300W power capability delivers loud, dynamic sound with deep, powerful bass2.1 channel system provides clear stereo sound with a dedicated subwooferDolby Audio and DTS Virtual:X deliver spacious 3D surround sound for enhanced immersionVoice Enhance Mode amplifies speech and adjusts EQ settings to make dialogue clear and easy to hearBass Boost mode enhances low-end frequencies to deliver deep, powerful soundRequired accessories (sold separately)HDMI or optical digital cable, depending on how you're connecting the sound bar to the TV