Take your movies and entertainment to a whole new level with the HT-A5000. Using the soundbar alone, you'll enjoy authentic 5.1.2 channel surround sound with S-Force PRO Front Surround and Vertical Surround Engine. Or you can add optional rear speakers to enjoy 360 Spatial Sound Mapping with multiple phantom speakers. The HT-A5000 has 5.1.2 channels featuring two up-firing speakers for overhead sound, two beam tweeters and three front speakers for wider surround, plus a built-in subwoofer for deep bass. With Vertical Surround Engine and S-Force PRO Front Surround, it creates virtual surround sound that comes from all around you so you can fully enjoy the thrill of Dolby Atmos and DTS:X. Thanks to Sony's virtual surround technology, the soundbar can position sound in vertical space-so you can experience 3D audio without the need for in-ceiling speakers. As well as Dolby Atmos and DTS:X, Vertical Surround Engine lends a more realistic, multi-dimensional sound to other formats, too. Using