The new low-profile Signa S2 universal TV sound bar delivers an incredible, room-filling home theater experience - far beyond anything you get from your TVs small built-in speakers. The built-in HDMI ARC and Optical inputs ensure comparability with the latest 4K TVs. Includes HDMI cable for quick and easy setup. Features Polk’s patented Voice Adjust technology for clear dialogue and Dolby Digital decoding for immersive, performancetuned surround sound. Includes a wireless subwoofer for deep bass impact. Plus, stream your favorite music through Bluetooth®.