Price Match Guarantee Polk Audio Signa S4 3.1.2-Channel Dolby Atmos Soundbar System Enjoy a powerful and immersive home theater experience with the Dolby Atmos certified Signa S4 3.1.2-Channel Dolby Atmos Soundbar System from Polk Audio. The soundbar's 7-speaker array provides a wide soundstage that include a dedicated center channel for clear dialogue, and two up-firing speakers to handle Atmos height channels for sound effects that sound like they are above you. The wireless subwoofer can be placed anywhere in the room, delivering the thumping low-end that can enhance dramatic action scenes in movies and TV. Additional features further enhance the soundbar and subwoofer's performance, and let you expand the system for enjoying your favorite music. Product Highlights: 3.1.2-Channel, 7-Speaker Array Dolby Atmos Certified Bluetooth Audio Streaming HDMI ARC/eARC Connectivity VoiceAdjust for Clearer Dialogue Movie, Music & Night Modes Synchronized Bass Levels with BassAdjust Optical & 3.5