Features: 1.The tweeter cover is made from synthetic PE hard materials, which protect the diaphragm better 2.Professional audio capacitance, exquisite pure copper wiring port 3.Nonmagnetic baskets maintain their integrity and precision even under the most demanding conditions 4.Compact size, easy to install and fits anywhere 5.Suitable for all car audio systems with 12V DC power supply Specification: Features: The tweeter cover is made from synthetic PE hard materials, which protect the diaphragm better. Professional audio capacitance, exquisite pure copper wiring port. Nonmagnetic baskets maintain their integrity and precision 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, metal Color: black Power supply: 12V DC Maximum Power: 150W Effective power:50W Impedance: 4 ohm Sensitivity: 91dB/w/m Frequency response: 3500-22000hz Size(D x H): 50 x 30mm / 2 x 1.2in Package Weight: approx.259g Package List: 2 x Car Tweeters 2 x Connecting Cables 2 x Screws 2 x Adhesive Pads 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. PackageList: