Aluminium basket Subwoofer/Non－Pressed Paper Cone
Foam surround/100 OZ Ferrite Magnet/2.5"4-Layers Voice coil

KSW-1033D4
Description:10"subwoofer
RMS Power:7500w
Max Power:1500w
Impedance:4×4ΩVoice coil

KSW-1233D4
Description:12"subwoofer
RMS Power:7500w
Max Power:1500w
Impedance:4×4ΩVoice coil

KSW-1533D4
Description:15"subwoofer
RMS Power:750w
Max Power:1500w
Impedance:4×4ΩVoice coil