Tilted In-Ceiling 2-Way Speaker Type 6-1/2" Polypropylene + Mica Woofer Swivel 20mm Polyetherimide Dome Tweeter 30 Watts RMS Power 100 Watts Peak Power 6 Ohms Impedance 55Hz - 25kHz Frequency Response 90dB Sensitivity +3, 0dB Woofer EQ Adjustments Aluminum Micromesh Grill Type Current Coefficient Resistor Over Power Protection 10-9/32" (261mm) Finish Diameter 9-9/32" (237mm) Cutout Diameter Includes (2) Two Speakers and (2) Two Grilles