TRF SW1520M D2

MODEL: TRF SW1520M D2
Size: 15nch
RMS Power: 2000wrms
MAX Watt: 4000wmax
Cone: Paper many layers
Dust cap : Plastic
Surround material: Foam BIG 
Voice coil bobbin: Aluminium
Voice coil dimension : 3.0inch
Voice coil layer: 8layer
Nominal impedance:D2
Voice coil wire: Copper
Spider dimension : 3”ID / 10”OD
Spider material : NOMEX
Spider layers :2pcs x 2layers
Basket:TRF Die cast Aluminium 
Basket color:Red
Sensitivity: 94 dB
Frequency range:25-100Hz
Fs: 25 Hz
Mechanical Q factor(Qms):3.3
Electrical Q factor(Qes):0.6
Total Q factor:(Qts):0.5
Xmax: 28mm
Force factor: 22.1N/A
Magnet Weight: -300Oz
Basket:Die cast Alumium
Magnet:Ferrite ”high performance magnet”
Magnet dimension:Φ200*25 mm 3PCS
1=Outer Dimension: 390mm
2=Mounting Depth: 265mm
3=Magnet Dimension: 200mm
4=Mounting Hole Dimension: 355mm
Total weight :22kg