Features 1.Excellent Sound Quality: Car tweeter produces crisp and smoother treble to improve the clarity and detail of music and vocals. 2.2 Channel System: The tweeter (also called soft dome) is an ideal choice designed for the 2 channel system, as an upgrade of the standard factory tweeter. 3.Hifi Sound: Dome tweeter is the perfect balance between Hifi sound and compact design, and 150W dome tweeter has become the first choice for high end car audio system. 4.Built in Capacitor: Dome tweeter's built in capacitor can attenuate the low frequency range, ensuring the best sound reproduction in a wide frequency range. 5.Easy to Use: Dome tweeter pair is easy to install and use, and is suitable for all car audio systems. specificationItem Type: Car Tweeter Material: Metal Iron,ABS Color: Black Quantity: 2 Maximum Power:2 x 150W Impedance: 4 Frequency Range: 80-22khz(-20dB) Sensitivity: 91dB(1.5dB) Scope of Application: Applicable to All Car Audio Systems. PackageList2 xCarTweeter 2 x Horn Base 2 x Cable