Feature 14 Way Tweeter Speaker: Features high efficiency, more powerful sound and less power consumption. 2Excellent Sound Effect: Provides stable high frequency response, pitch accuracy and natural sound. 3High Power: 600W maximum power, 8022000Hz frequency corresponding, 4ohm impedance, reliable to use. 4No Magnetic Field: Tapes and credit cards are safe. Superior magnets with high power to control the moving voice coil. 5Built-In Crossover: Applicable to all car audio systems. Compact size, easy installation, suitable for any place.Item Type: Tweeter SpeakerMaterial: ABS + MetalMaximum Power: 600WMinimum Power: 40WFrequency Response: 80-22000HzImpedance: 4 ohmsSensitivity: 921.5dBApplication: Universal for 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 Tweeter Speakers8 x Screws2 x Wires