DD Audio 9912B D1 ESP

-15? subwoofer - cast frame - 2 x 1 ohm voicecoil - magnet weight 31,7 kg - 4? voice coil diameter - driver displacement: 8,8 liter - recommended ported enclosure 50-80 liters ( NET ) - power handling 2500 W RMS - peak power handling 10 000 watts - x-max: +- 22 mm - xmech: 100 mm - qts: 0,466 - Fs: 37,01 Hz - Vas: 26,16 liters - mounting depth 247 mm - cutout diameter 310 mm.