5 1/4"2-way Component Speaker System 10 OZ Magnet / 1" ASV Voice Coil High Quality PP Cone With Foam Surround 3/4" Mylar Dome Neodymium Tweeter 12dB / Oct Crossover Impedance:4 Ohms Max Power:80W Frequency Response:75Hz-20Khz Sensitivity:89dB Speaker