ITEM NAME:2inch 150W Micro-Dome Car Audio Tweeters Speakers with Built-in crossover a A1H9 2inch 150W Micro-Dome Car Audio Tweeters Speakers with Built-in crossover a A1H9 Item Type: Speakers Impedance: Normal Voltage: 5V Speakers Types: Tweeters Signal To Noise Ratio: Normal Special Features: Car Audio Out Power: Normal Car Make: all Model Name: YH-520 Frequency Range (Hz): Normal Audio Sensitivity: Normal 150W maximum music power High-fidelity silk film treble High efficiency square design tweeter More sound, less energy Instant installation,Fits anywhere No magnetic field, tapes and credit cards are safe Built-in crossover,For all car audio systems Effective power: 35W Audio response: 35HZ-20KHZ Impedance: 4 ohms Tweeter: 25mm Thickness: 2.5cm Outside diameter: 5cm Diameter: 4.1cm Sensitivity: 91dB colour: black Material: ABS Package Contents: 2 * Car tweeters 2 * Clip-on-bases 2 * Adhesive tapes Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Speakers Types: Tweeters. 150W maximum music power. 2 Car tweeters. Built-in crossover,For all car audio systems. Item Type: Speakers. Special Features: Car Audio. Audio Sensitivity: Normal. Audio response: 35HZ-20KHZ.