❀Professional 4 inch 30W pneumatic tweeter delivers crisp high with fast response, featuring a unique type design for sound compared to traditional tweeters. ❀100mm (4 inch) standard size ensures easy installation and compatibility with most loudspeaker, ideal for home sound upgraded, and car sound modifications. ❀Optimized 4ohm impedance allows seamless pairing with various amplifiers for effortless integration without complex matching requirements. ❀Stable 30W power output maintains low distortion during extended use, providing dynamic sound reproduction with minimal heat generation. ❀HiFi metal construction produces expansive with detailed instrument separation and natural vocal reproduction, perfect for audiophiles seeking .