12" (30cm) subwoofer
RMS power : 1500 W
Peak power : 4500 W
Minimum recommended input power (RMS) : 750W
Ultra-wide foam surround for high XMAX
75-millimeter voice coil
132oz double stacked magnet
Impedance : D2 (2x2Ohm)
Connectors for cables 8 qmm
Frequency Response 25-300 Hz
Paramter:

Fs(Hz) 37.5
Vas(l) 17
Qts 0.539
Qms 6.667
Qes 0.667
Bl(Tm) 22
Cms(mm/N) 0.054
Rms(kg/s) 11.819
Mms(gr) 334
Vd(l) 1.744
Sd(sq.mm) 47142
X-max(mm) 37
Re(Ohm) 4.1
Dimensions:

Overall diameter 323 mm
Speaker cutout 283 mm
Mounting depth 175 mm
magnet diameter 188 mm
Weight: 12,50 kg