DD Audio 9515K D1 ESP SuperCharged

-15″ subwoofer - cast frame - 2 x 1 ohm voicecoil - magnet weight 31,7 kg - 4″ voice coil diameter - driver displacement: 9.3 liter - recommended ported enclosure 85-170 liters ( NET ) - power handling 2000 W RMS - peak power handling 8000 watts - x-max: +- 22 mm - xmech: 100 mm - qts: 0,666 - Fs: 39,03 Hz - Vas: 52,97 liters - mounting depth 264 mm - cutout diameter 386 mm.