Nakamichi NS-QT66 is a 25mm KSV tweeter system that delivers crisp and clear high frequencies. Its compact design and easy installation make it a great addition to any car audio system. With a peak power of 200 watts and a frequency response of 310 - 20k Hz, these tweeters will provide you with an immersive and enjoyable listening experience. The built-in crossover ensures that the sound is evenly distributed, while the 3M adhesive provides a secure and stable installation.