90W RMS power handling (180W peak), 6"x9" woofer, 60mm mid-range, 15mm tweeter, High Density flux ferrite magnet, Water repellent pressed paper cone woofer, Neodymium magnet, Mylar dome tweeter, Frequency response: 45-22kHz, Impendence: 4-ohms, Sensitivity: 95 dB/Spl, Outer diameter: 165mm, Mounting hole diameter: 152mm, Mounting depth: 76mm,DCX 690 - Hertz 6x9" 3-Way Coaxial Speakers