1.line array system, martin audio, speaker cabinet 2.neodymium 1x15"+2x8"+4x1" 3.line array empty enclosure is available ... " (50mm) coil drivers, horn loaded 4 x 1" (25mm) exit neodymium magnet compression drivers, horn loadedRATED POWERLF: 1000W AES, 4000W peak MF ...