Features: 1.Fine Workmanship: Built in capacitors attenuate the low frequency range to ensure optimal sound reproduction over a wide frequency range, with high sensitivity. 2.Practical: The interior tweeter is especially designed for 2 way system cars, it is the perfect balance between high fidelity sound with a compact design. 3.Clear Sound: Exquisitely crafted audio speakers with strong and clear sound quality and high sensitivity provide you with good listening enjoyment. 4.Material: Made of premium ABS and iron material with precision design, which is shock resistant and impact proof, wide applicable for car sound system. 5.Installation: Easy installation, comes with four screws, which will be stable fixed, easy to install which will only take a few minutes, quite save your time and energy. specification:Item Type: Car Tweeters Material: ABS Color: Black Maximum Power: 500W Impedance: 4 Frequency Range: 5-20KHz Sensitivity: 105dB (1W/1M) Application: Universal fit for car audio systems PackageList:2 x Speaker 4 x Screw