The PMX 12 D system hosts a coaxial driver with a 12-inch (30 cm) neodymium woofer (LF) and a 2-inch diaphragm compression driver (HF). The PMX 12 D is bi-amplified using two dedicated high resonance digital amplifiers, featuring outstanding efficiency, with each amp delivering 1500 Watts (LF) and 400 Watts (HF) under 8 ohms.