Our OSD Black Amps are highly specialized products designed to meet extremely high standards and solve challenging problems. Our Theatro11 amplifier can deliver commercial theater sound-pressure levels, creating an experience close to those found in cinemas. Our subwoofer amp uses class A/B topology to give the highest sound quality possible. And the BMA6012 is the most flexible amplifier available, offering 12 channels of Class D or 70v amplification. The perfect product for complex installations.