Electro-Voice ELX200-15PELX200-15P features high-efficiency Class-D power amplifiers (up to 1200 W) with integrated QuickSmartDSP, and delivers up to 132 dB SPL utilizing transducers designed and engineered by EV (15-inch EVS-15M woofer coupled with a DH-1C 1-inch titanium compression driver). Feat..