Better hear and understand dialogue in your favorite movies and TV shows when adding the HW-B550D 3.1-Channel Soundbar System from Samsung to your TV. Adaptive Sound Lite and Voice Enhanced Mode work with the dedicated center channel to enhance dialogue. Adaptive Sound Lite analyzes scenes in real time to amplify the most important audio, while Voice Enhanced Mode optimizes the equalizer settings to maximize voice clarity. The HW-B550D can also immerse you in sound, with the booming bass of the included wireless subwoofer, and support for Dolby Audio and DTS Virtual:X surround sound.