1、High Compatibility: The coaxial speaker comes with approximate 4x6in/10.2x15.2cm size, universal for car audio systems, you can purchase at ease. 2、Good Sound Quality: Heavy duty 4 way coaxial speaker can offer flat high frequency response, make an accurate pitch and natural sound, bringing music enjoyment. 3、Built in Crossover: High efficiency audio speaker is equipped with crossover, greatly reduce interference and distortion, highly dependable to use. 4、Convenient to Install: Car coaxial loudspeaker comes with simple and sturdy structure, easy to install without any complicated operations or tools for time saving. 5、Excellent Performance: Car audio speaker features a 120W maximum power, 120‑22000HZ frequency range and 88db audio sensitivity, stable and reliable in use. Item Type: Coaxial Speaker Material: ABS + Metal Impedance: 4Ω Frequency Range: 120-22000HZ Audio Sensitivity: 88dB Maximum Power: 120W Application: Universal Size: Approx. 4x6in/10.2x15.2cm 2 x Coaxial Speaker 2 x Speaker Cover 8 x Screw 8 x Washer 2 x Wiring