Car Subwoofer Driver   
Die-casting Aluminium Basket   
Glassfibre Cone With High Density Foam Surround   
High Temperature 4 Layer Voice Coil   
High Performance Ferrite Magnet Structure   
Specifications:  SUW-MA1501
Size:  15"
Power (RMS): 2500W
Power (MAX): 5000W
Frequency Response:  35Hz - 800Hz
Efficiency @1W/1M:90dB
Impedance:  1 Ohm x 2
Voice Coil: 3"
Magnet: 250oz