The Monoprice Premium 5.1. 4-Channel Immersive Home Theater System takes your home theater to new heights! Fully compatible with both standard and Dolby Atmos enabled receivers, the 5.1. 4 system features four satellite speakers that have been equipped with immersive, upward-firing drivers, enhancing the detail in multichannel, multidimensional soundtracks. Based on the sound signature and components of the popular 10565 home theater system, the Monoprice premium 5.1. 4-channel immersive home theater system surpasses all expectations for sound quality in a small package!