Monoprice Premium 5.1.4-Ch. Immersive Home Theater System - Black With 8 Inch 200 Watt Subwoofer

Immersive Sound: The immersive, upward-firing driver adds a new dimension to movie soundtracks, making the sound come alive from all directions and creating a 3D space. The upward-firing driver projects sound towards the ceiling, with the ceiling reflecting the sound back down into the listening space