SUBWOOFER: 18" DUAL VOICE COIL
CONE: NON-PRESSED CONE FOAM EDGE
VOICE COIL(BSV): 4-LAYERS, 4"
MAGNET: 100 OZ x 3
RMS POWER: 4500W
MAX POWER: 13500W
FREQ.RESP.: 25HZ-300HZ
SPL: 94dB/W/M
IMPEDANCE: 1 OHM+1 OHM