Raptor 612 AMT is a three way passive loudspeaker. Low frequency is from a 12” (320mm) transducers with a 3” (76mm) voice coil and neodymium magnet. Mid Frequency is from a 6” (165mm) transducer with a 1 ¾ (44mm_ voicecoil and neodymium magnet. High frequency is from a proprietary Air Motion Transducer (AMT) with a 6.6 x 1.2” (167x31mm) diaphragm. The AMT is mounted on horn that gives horizontal dispersion of 40 ̊ and a vertical dispersion of 20 ̊.