Principle / DIN Ø 12" subwoofer
Power handling RMS / max. 500 / 1200 watts
Impedance 3 ohms
Frequency response 19-250 Hz
Sound pressure level 90 dB
Outer diameter 341 mm
Cutting out 295 mm
Mounting depth 140 mm
Rdc 2,9 Ohm 
Fs 30
Qms 3.90
Qes 0,46
Qts 0,41
Vas 72 L
Xmax 22 mm
Basket Aluminium Druckguss
Free Air no
Highlights AF-Tec (Airflow Technology):
2? high-performance voice coil with Japanese TOTOKU wire
Air-dried multi-layer compressed paper membrane with 20% carbon fibre
Highly flexible rubber puck with reinforced seal bearing surface
High-power double magnet system with chromed pole plate
Klippel-optimized symmetrical magnetic field
Nickel-plated push terminal for use with cables up to 6 mm_
Sophisticated diamond cut