Basket: Steel
Cone: PP Cone With Rubber Edge

Size: 6×9"
Voice Coil:1"
Magnet : 20oz
Tweeter: Polyester+Buzzer
RMS Power: 150W
MAX Power: 300W
Nominal Impedance: 4 Ohm 
Frequency Response: 65Hz~20KHz
Sensitivity: 90dB