PREMIUM SOUND BAR - The Denon DHT-S218 2.1 Channel Soundbar delivers 3D cinematic audio with Dolby Atmos technology, while its 2 powerful built-in, down-firing subwoofers, and dual midrange drivers & tweeters ensure an unparalleled home theater setup WIRELESS STREAMING WITH ENHANCED AUDIO - Get improved bass & multi-dimensional audio hassle-free with the built-in down-firing subwoofers, and easily stream with Bluetooth Low Energy (LE) Audio for higher quality sound from your smartphone or tablet DIALOGUE ENHANCEMENT - Denon Dialog Enhancer sharpens dialogue clarity and makes them sound crystal clear without having to adjust the overall volume. Select from 4 sound modes – pure, movie, music, and night mode - for a custom listening experience PURE SOUND QUALITY - Pure mode on the DHT-S218 soundbar eliminates surround sound processing & other adjusted characteristics for a clear music listening experience. Enjoy pristine audio quality tailored for the pure enjoyment of your favorite tunes ADVANCED CONNECTIVITY – Link multiple smartphones, tablets, and laptops with multi-pairing, and switch between Bluetooth devices with multi-point. Stream apps from your smart TV to the soundbar with 4K UHD HDMI with eARC via the included HDMI cable