PRODUCT OVERVIEWUpgrade your movie and music experience with the 4.0 Channel Denon Home Sound Bar 550 that features a 26” compact profile and delivers powerful, balanced audio. With a six-array driver arrangement - premium .75" soft dome tweeters, 2.15" full-range drivers, and 2.15" x 3.5" passive radiators, the sound bar delivers immersive 3D surround sound in hi-res audio formats like Dolby Atmos and DTS:X for theater grade surround sound. The sound bar supports 4K video quality, Dolby Vision and HDR for an extraordinary cinematic experience with stunning, nuanced contrast, detailed imaging, and brilliant colors and depth. Access millions of available songs from the popular streaming apps or wirelessly stream the music of your choice from your own digital library with built-in HEOS. With built-in Alexa, the sound bar supports effortless voice control that allows you to control volume, inputs, audio levels, and audio modes with just simple voice commands. The sound bar also allows hands-free control through Home Automation Systems like Control4, Crestron, URC, Elan, and more. With a quick-setup guide and all the necessary cables included, set up your sound bar in minutes and enjoy room-filling audio.KEY FEATURESPOWERFUL AUDIO FROM A COMPACT SOUND BAR - Upgrade your movie & music experience with the 4.0 driver configuration in its slim 26" design that saves space and delivers balanced sound everywhereIMPACTFUL 3D SURROUND SOUND - With the combined effect of premium .75" soft dome tweeters, 2.15" full-range drivers, and 2.15" x 3.5" passive radiators, the sound bar delivers immersive 3D surround sound in hi-res audio formats like Dolby Atmos and DTS:XEXTRAORDINARY VISUALS - Enjoy an extraordinary cinematic experience on your 4K HD TV with HRD10 and Dolby Vision support for stunning, nuanced contrast and detailed imaging with brilliant colors and depth that bring your songs and movies to lifeWIRELESS WHOLE HOME AUDIO - With HEOS built-in, access millions of hi-res audio tracks from popular streaming services like Spotify, Pandora, TuneIn, TIDAL, and and play them on all your Denon connected devicesEFFORTLESS VOICE CONTROL - Using voice commands, change tracks, adjust volume, switch inputs, audio levels and modes with Alexa built-in and enjoy seamless control over Smart Home Automation Systems like Control4, Crestron and other major service. *This feature will be added with a software update in Spring 2021.VERSATILE CONNECTION OPTIONS - Features (1) 4K HDMI Input, (1) HDMI eARC Output, (1) Optical Input, (1) AUX Input and (1) USB to play music from various sources. HDMI and optical cables are included for quick, hassle-free setupBUILD A WIRELESS HOME THEATER SETUP - Pair optional Denon Home 150, 250, or 350 speakers to create a seamless Denon Home ecosystem or connect any HEOS speaker for a multi-room HEOS synchronized audio system. For additional bass, add the Denon DS-W1 Sub. *This feature will be added with a software update in Spring 2021.