-12″ subwoofer – cast frame – 2 x 4 ohm voicecoil – 3″ voice coil diameter – driver displacement: 5.4 liter – recommended ported enclosure 50-80 liters ( NET ) – power handling 1200 W RMS – peak power handling 4800 watts – x-max: +- 17 mm – xmech: 60 mm – qts: 0,501 – Fs: 29,61 Hz – Vas: 38,89 liters – mounting depth 216 mm – cutout diameter 310 mm.