Electric-powered soundbar 7.1.2 channel configuration with true Dolby Atmos and upward-firing drivers for surround sound AI-powered speech enhancement sharpens every word so dialogue comes through clearly Slim profile designed to fit under the TV and blend into your space Nine drivers reveal more depth in every note and create a wider soundstage Fine-tuned for depth, clarity, and detail in music, TV, and movies Control with TV remote, Sonos app, Apple AirPlay 2, Bluetooth, or voice Trueplay reads your room's acoustics and tunes the soundbar accordingly Part of the Sonos system, allowing for expansion by adding a subwoofer or surround speakers (sold separately) HDMI input included Designed to keep improving with software updates that add new features and refine performance