Cone: Carbon FROM MADE IN EUROPE
Surround material: Foam
Voice coil made: MADE IN USA
Voice coil dimension: 4.0inch
Voice coil layer: 8layer
Dust cap: Carbon FROM MADE IN EUROPE
Voice coil wire: aluminum
Spider dimension: 4''ID / 10''OD
Spider material: NOMEX
Spider layers: 5pcs x 2layers
RMS Power: 7000wrms
RMS Program: 20.000 - 25.000wrms 3sec
MAX Watt: 14000wmax
Sensitivity: dB
Resonance frequency (f0): - Hz
Mechanical Q factor (Qms):
Electrical Q factor (Qes):
Total Q factor: (Qts):
Xmax: mm
Force factor: N / A
Magnet Weight: -Oz
Net weight: 38kg
Basket: Die cast Alumium
Magnet: NEODYMIUM
Magnet dimension: Φ60 * 60mm X 9PCS
1 = Outer Dimension: 385mm - 15.16 "
2 = Mounting Depth: 273mm - 10.70 "
3 = Magnet Dimension: 256mm - 10.10 "
4 = Mounting Hole Dimension: 354mm - 13.94 "