Features: 1.Universal Accessory: The exquisite round tweeter is extensively universal for audio systems of various brands and models cars. 2.Excellent Performance: High sensitivity, high performance, high frequency response, strong sound performance, excellent sound quality. 3.Characteristic: The voice resolution is high, and the detailed description is clear enough. Moisture?proof and reduce deformation. 4.Quality Sound: Two way output for clear and full treble, smooth and pleasant listening, adding more fun to your boring driving. 5.High Quality Material: High density aerospace magnet, strong sound quality with full power. Aluminum surface, high driving efficiency. Specification: Item Type: Audio Tweeter Material: Magnet + Aluminum + ABS Voltage: 12V Maximum Power: 120W Minimum Power: 30W Frequency Response: 70Hz-21KHz Sensitivity: 911.5dB Impedance: 4 ohms Application: Universal for car audio system. PackageList: 1 x Pair of Audio Tweeter 8 x Screw 2 x Connection Line 1 x Pair of Speaker Covers