Feature 1High Efficiency: Dome tweeter, more sound, less energy, the tweeter combines high performance, small size and easy assembly. 2Widely Application: Suitable for any place, it is safe without magnetic fields, ribbons and credit cards. 3Powerful: The magnets combined with high energy are used to control moving voice coils and small sizes. 4Widely Application: The built in crossover is suitable for all car audio systems, provides flat high frequency response, pitch accuracy and natural sound. 5Premium Material: The 4 way car speakers are made of high quality ABS and metal, which is durable and long service life.Item Type:4WayCarSpeakersMaterial: ABS + MetalMaximum Power: 400WMinimum Power: 30WFrequency Response: 80-22000HzImpedance: 4 Sensitivity: 921.5dBCompatible: For General Car Audio System .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 Audio Tweeter8 x Screw2 x Connection Cable