Features: Spider pattern design, innovative and adds a customized look for your car. Using high temperature resistance and light weight voice coil, provides a strong output. High sensitivity and with excellent bass, output clear and fine sound. Compact size, easy to install and fits anywhere. Suitable for all car audio systems with 12V DC power supply. Specification:Material: plastic, stainless steelColor: black + silverPower supply: 12V DCMax Power: 150WSensitivity: 91dBFrequency response: 80~22KHzImpedance: 4 ohmSize: shown as picturePackage Weight: approx.229gPackage List:2 x Car Tweeters2 x Connecting Cables2 x Screws2 x Adhesive Pads