... 40Hz~18KHz(-10dB) Three Way Passive Line Array (LA-12M)LA-12M Characteristic:(1) CE & RoHS(2) Neodymium ... lobe.(7) Applications: Arenas/stage, large Ballrooms, Theaters, Club, Church, Concert Hall, multi-function hall, etc. ModelLA- ... ) Size (cm)35*112*69N.W.65 kgUnitPiece LA - 12M is a large sized line array speaker ... db in the high frequency part, it makes LA-12 generate as much as 140db peak HRTFS ( ...