The 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. Works with 4K and HD TVs so you can watch your favorite shows with exceptional contrast and clarity. Includes HDMI cable for quick and easy setup. Features Polk’s patented Voice Adjust technology for clear dialogue and Dolby Digital decoding for immersive, performance-tuned surround sound. Includes a wireless subwoofer for deep bass impact. Plus, stream your favorite music through Bluetooth directly from your smartphone, tablet or any other compatible device. At 2" tall, the sound bar fits most spaces — easy to wall-mount or place in front of your TV.