Item Type: Car Speaker Material: ABS Size: Approx. 6.5in Impedance: 4 Resistance: 3.2 Resonance Frequency: 75HZ Sensitivity: 91Db Frequency: 75-20KHZ Rated Power: 60W Maximum Power: 120W Package List 2 x Car Speaker 8 x Screw 2 x Connecting Wire 1The speaker pays attention to high?frequency sound playback, which can significantly improve the clarity of the sound, but can not greatly increase the volume. 2The quality of the speakers is very good, characterized by high power, clear and pure treble, and not easy to overload. 3Impedance is 4, the maximum power is 120W, the sensitivity is 91Db and the resonant frequency is 75HZ. 4Easy to install or replace, good replacement or standby for your old or dirty one. 5Using high?quality ABS material, with high temperature resistance characteristics, long service life.