SSX15D1                                             
15" Subwoofer with dual 1ohm/2ohm /4ohm voice coiL, 4000W RMS    
Voice coil    125mm/5" high-temp copper VC
RMS    4000WRMS
MAX power handing    8000W
SPL    89dB
Cone    Carbon fiber
Impedane    Dual 1 ohm / Dual 2ohm/4ohm
Frequency response    35-2khz
Motor/ Triple magnets 253mm/ 390oz
Mounting diameter    390mm
Mounting depth    255mm
XMAX    34mm
Qts    0.915
Vas    68.482
Qes    1.2