Pioneer TS-D69F D-Series 6"x9" 2-Way Car Speakers (pair) 6"x9" injection molded polypropylene woofer cones alternating with aramid fibers. 1" Polyester Soft Dome Tweeter 110 Watt RMS (330 Watt Peak Power) Frequency Range: 33-42,000 Hz Sensitivity: 87 dB Top Mount Depth: 2-15/16" Impedance: 4 Ohm General Speaker Size 6X9 2-Way Dome Impedance (Ohms) --- Tweeter Composition Polyester Woofer Synthetic Aramid Fiber IMPP Woofer Sor Round---Specification Sensitivity (1W at 1 meter) 87 Sensitivity 2.83 volts N/A Frequency Response 33 - 42 kHz Minimum RMS Wattage - Max RMS Wattage 110 Peak Power Handling (Watts) 330 Top Mount Depth (inches) 2 15/16 Bottom Mount Depth (in.) A