Features:The tweeter cover is made from synthetic metal PE hard materials, which protect the diaphragm better.Professional audio capacitance, exquisite pure copper wiring port.Nonmagnetic baskets maintain their integrity and accuracy even under the most demanding conditions.Compact size, easy to install and fits anywhere.Suitable for all car audio systems with 12V DC power supply.Specification:Material: plastic, metalColor: shown as picturePower supply: 12V DCMaximum Power: 150W Sensitivity: 91dB Frequency response: 80Hz~22KHz Impedance: 4 ohmUpper Diameter: 50mm / 2inButtom Diameter: 40mm / 1.6inHeight: 30mm / 1.2inPackage Weight: approx.238gPackage List:2 * Car Tweeters2 * Black Shell2 * Screws2 * Adhesive Pads2 * Cables.Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.