Basket:Steel 
Cone: Glassfibre Cone With Rubber Edge

Size: 6*9" 3 Way
Voice Coil: 1"
Magnet : 20 oz
Tweeter:2.5" Polyester & 1.2" Polyester
RMS Power: 300W
MAX Power: 600W
Nominal Impedance: 4 Ohm 
Frequency Response: 60Hz~20KHz
Sensitivity: 92dB