THX Certified Sound System Tested by THX engineers and evaluated to a high standard of quality the M3600D delivers the ultimate entertainment experience for movie watchers, music listeners, and gamers. 8-Inch Subwoofer Bring your movies, music, and games to life with the 8-inch subwoofer. This subwoofer consists of 130 watts of total output power and hits deep low frequencies that can’t be found anywhere else. Transform your room into an entertainment space. Input Selection Connect to four devices with optical, coaxial, and two line-in AUX inputs. Connect directly to your TV, computer, gaming console or other media players.