... :50Hz~16HZ(+/-3dB) 40Hz~18KHz(-10dB) Three Way Passive Line Array (LA-12M)LA-12M Characteristic:(1) CE & RoHS(2) Neodymium ... : Arenas/stage, large Ballrooms, Theaters, Club, Church, Concert Hall, multi-function hall, etc. ModelLA-12MComponentsLF 2×12"(75mm voice coil) neodymium ... small, which reduce the invalid sound area of the whole array, and minimize the vertical side lobe. In low frequency part ...