Feature 1The speaker pays attention to highfrequency 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 highquality ABS material, with high temperature resistance characteristics, long service life.Item Type: Car SpeakerMaterial: ABSSize: Approx. 6.5inImpedance: 4Resistance: 3.2Resonance Frequency: 75HZSensitivity: 91DbFrequency: 75-20KHZRated Power: 60WMaximum Power: 120W .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List2 x Car Speaker8 x Screw2 x Connecting Wire