Type: Marine Speaker Driver Design: 2-way Speaker Speaker Size: 6.5" Peak Power: 200 Watts Components: Woofer Material: Poly Injection Tweeter: 1" Mylar Dome 1" Aluminum Voice Coil Magnet Construction: 40 oz. Frequency Response: 80 Hz - 20 kHz Sensitivity: 90 dB Impedance: 4 Ohm