50 watt RMS,25mm component tweeter.CMMD diaphragm

50 watts RMS/150 Watts Peak, Ceramic Metal Matrix Diaphragms™ – Infinity''s Ceramic Metal Matrix Diaphragm material is a major breakthrough in transducer-diaphragm technology. For tweeters, it offers superior stiffness and damping compared to traditional metal domes, moving the first significant breakup mode to the 30kHz region. It enables easy and versatile tweeter installation, whether surface, flush or angled. Frequency Response (±3dB): 3.5kHz - 21kHz
Sensitivity: 90dB, Impedance: 4 Ohms.