MODEL: TRF SW1220M D1

Size: 12nch

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:D1

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: 94dB

Frequency range:29-100Hz

Fs: 29.5Hz

Mechanical Q factor(Qms):3.64

Electrical Q factor(Qes):0.52

Total Q factor:(Qts):0.45

Xmax: 28mm

Force factor: 18.7N/A

Magnet Weight: -300Oz

Basket:Die cast Alumium

Magnet:Ferrite ''high performance magnet''

Magnet dimension:Φ200*25 mm 3PCS

1=Outer Dimension: 320mm

2=Mounting Depth: 230mm

3=Magnet Dimension: 200mm

4=Mounting Hole Dimension: 284mm

Total weight :22kg