2.1 channel sound bar gives you the in-home theatre experience you can't get from your TV's built-in speakersHDMI ARC and Optical inputs offer compatibility with the latest 4K TVsPolk Voice Adjust technology can be customized to deliver clear, concise dialogue, so you won't miss a single word of your favourite program or movieDolby Digital decoding immerses you in performance-tuned surround soundWireless compact subwoofer produces a deep bass impact you can actually feel for a true-to-life movie or music experienceBuilt-in Bluetooth connectivity allows you to stream music from your compatible deviceAt just 2" tall, the low-profile silhouette fits almost anywhere and can be wall mounted or placed directly in front of the TV without blocking the bottom edge of the screen or remote sensorAdjust the volume using your TV remote control (must connect sound bar to TV HDMI ARC port and enable CEC on TV as well)Includes HDMI and optical cables for speedy and simple setup right out of the boxGeek Squad Certified Open Box products:Are thoroughly tested and verified to be in as-new conditionInclude the full warranty and all accessoriesAre re-sold at a lower priceQualify for Best Buy's no-hassle return policy