ALL-IN-ONE: Everything you need in a single soundbar with two woofers and tweeters built in, so you can enjoy rich sound that will fill your room DOLBY DIGITAL 5.1 / DTS VIRTUAL:X: Dolby Digital 5.1 capable creates realistic surround sound by projecting it from all around you, while DTS Virtual: X expands your listening experience without having to add extra speakers Q-SYMPHONY: Perfectly synchronized, fully immersive audio floods your room all at once, using every speaker in compatible Samsung TV and soundbars BUILT-IN CENTER SPEAKER: The built-in center speaker is dedicated to delivering enhanced dialogue, so you won't miss a word, no matter how faint the conversation or how intense the background music or action is ADAPTIVE SOUND LITE: Enjoy dynamically optimized audio with enhanced voice clarity so you can follow along with action-packed games and blockbuster films