Features 1″ Titanium Dome Elliptical Compression Tweeter 6.5″ high output Neo midrange Weather treated midrange cone Bi-Ribbed Treated Cloth midrange Surround 1.5″ High Temperature Til Midrange Voice Coil Neodymium magnet Specifications Tweeter Dynamic Power Handling 300 Watts Tweeter Nominal Power Handling 125 Watts Midrange Dynamic Power Handling 400 Watts Midrange Nominal Power Handling 150 Watts Frequency Response 135Hz - 20KHz Impedance 4Ω Tweeter / 4Ω Midrange Sensitivity 112dB Tweeter / 9