KFC-WPS1D chassis subwoofer main features:

• 12″ (300mm) chassis subwoofer speaker with carbon / glass fibre honeycomb cone high-excursion rubber surround and die-cast aluminium basket
• Peak input power 3 000W Maximum input power 1 400W Rated input power 700W
• Sensitivity 91dB/W/m
• Frequency response 20 – 800Hz
• Impedance 2 x 3?
• Dimensions 325W x 325H x 240D (mm) Mounting depth 211mm Mounting hole diameter 279mm
• Speaker weight 12.8kg Gross weight 14.3kg Weight of magnet 4.080kg
• Resonant frequency (FSO) 35.8Hz
• Mechanical Q factor (QMS) 4.403
• Electrical Q factor (QES) 0.598
• Total Q factor (QTS) 0.526
• Voice coil inductance (LBM) 0.728mH
• Voice coil diameter (d) 75mm
• Force factor (BL) 11.82T/m
• Peak excursion (Xmax) 8.5mm
• Moving mass (MMS) 231.6g
• Volume accoustic compliance (VAS) 29.11liter
• Kenwood KFCWPS1D