Streamlined home theater sound : 16 built-in drivers, including side-firing and up-firing drivers, deliver panoramic sound and the overhead effects of Dolby Atmos and DTS:X. Want the heightened soundstage of Dolby Atmos and DTS:X without placing speakers all around the room? Consider Samsung's HW-Q900T. In addition to dedicated left, right, and center channels, it has up-firing drivers that deliver those theatrical overhead effects. It also has pairs of side-firing and front-width drivers to provide enveloping surround effects.