TRF VLSW155 D2

SPECIFICATION: MODEL:TRF VLSW155D2Size: 15inchCone: Competition Grade paperSurround material: Foam Voice coil dimension : 2.5inchVoice coil layer: 4layerDust cap : PVC Nominal impedance:dual 2ohmVoice coil wire: COOPERSpider dimension : 2.5''ID / 8''ODSpider material : NOMEXSpider layers :1pcs x 3layersRMS Power: 500wrmsMAX Watt: 1000wmaxSensitivity: 89.8dBResonance frequency(f0): 32.6HzMechanical Q factor(Qms): 6.47Electrical Q factor(Qes): 0.56Total Q factor:(Qts): 0.51Xmax: 11mmForce factor: 14.1N/AMagnet Weight: 100 OzNet weight: 7.0kgBasket: IRONMagnet: FerriteMagnet dimension:Φ160*20mm X 2PCS1=Outer Dimension: 394mm - 15.51"2=Mounting Depth: 175mm - 6.89"3=Magnet Dimension: 162mm - 6.38"4=Mounting Hole Dimension: 354mm -13.94