1.line array system, martin audio, speaker cabinet 2.neodymium 1x15"+2x8"+4x1" 3.line array empty enclosure ... Model: W8L Longbow three-way line array system, martin audio, speaker cabinet. good for for outdoor large performance, gymnasium, concert hall, theater ... )490mm*(D)755mm(855mm)WEIGHT123kg .. line array system, martin audio, speaker cabinet (W8L Longbow)