Bose AMM112 Full range Black Wired 300 W60 20000 Hz, 2800 W, 131 dB, 22. 04 kg The AMM112 multipurpose loudspeaker features a passive, coaxial two way design with a 3 inch compression driver, 12 inch low frequency transducer, and high output: 131 dB peak. Its proprietary Beamwidth Matching Waveguide ensures signature Bose sound quality, delivering consistent frequency response, clarity, and projection across the coverage area a remarkably powerful audio experience for both performers and