Aluminium basket Subwoofer/Non－Pressed Paper Cone
High Foam surround/280 OZ Ferrite Magnet/3"4-Layers Voice coil

KSW-1037D4
Description:10"subwoofer
RMS Power:2000w
Max Power:4000w
Impedance:4×4ΩVoice coil

KSW-1237D4
Description:12"subwoofer
RMS Power:2000w
Max Power:4000w
Impedance:4×4ΩVoice coil

KSW-1537D4
Description:15"subwoofer
RMS Power:2000w
Max Power:4000w
Impedance:4×4ΩVoice coil