Combining Denon's high performance AVR-589 A/V receiver with Boston Acoustics' Horizon MCS 90 5.1 speaker system, the DHT-589BA home theater system features matched components that combine to provide thrilling movie and music surround sound. The AVR-589 receiver is equipped with multiple audio and video inputs, and features 2 1080p compatible HDMI video inputs, along with 2 component video inputs. Audyssey MultEQ provides automatic room acoustic measurement and correction, and Audyssey Dynamic Volume and Dynamic EQ provide smooth tonal balance at any volume level. The Boston Acoustics Horizon MCS 90 matched 5.1 speaker system features 3 identical front speakers that include dual mid-bass drivers and dome tweeter, and matching 2-way surround speakers. All 5 speakers feature shelf or table-top mounting, in addition to built-in wall-mount capability. The powerful 100 watt subwoofer features a long-throw 8" woofer that reaches all the way down to the lowest deep bass notes.