Great audio enriches your entertainment experience. It adds life to films, excitement to music, and realism to gaming. THX Select Monster Monitor Speakers feature advanced technologies that let you hear your favorite movies, songs, and surround sound video games, along with incredible new technologies like SACD and DVD-Audio, in a whole new way. Working within Monster's innovative line of high-performance THX Select Certified home theater speakers, Monster Monitors operate as left and right, front and rear mid-range channels to deliver intense, 5.1 surround sound audio while complementing your existing decor.