Type: Marine Speaker Driver Design: 2-way Speaker Speaker Size: 6" x 9" Peak Power: 350 Watts Components: Woofer Material: Poly Injection Tweeter: 1" Mylar Dome Voice Coil: 1" Aluminum Magnet Construction: 50 oz. Frequency Response: 60 Hz - 20 kHz Sensitivity: 92 dB Impedance: 4 Ohm