Kenwood KFC-6985PS 6x9-Inch 600W Speakers (Pair) Pairs of Kenwood KFC-6985PS 6" x 9" 600 Watt Peak Per Speaker (Totaling 1200 Watt) 4-Way Car Speakers with Acoustic Sound Harmonizer Technology Kenwood KFC-6985PS 6"x9" 4-way speakers (pair). Peak Power Ratings: 600 Watts per Speaker/1200 Watts Total per Pair. RMS Power Ratings: 115 Watts per Speaker/230 Watts Total per Pair. Acoustic Sound Harmonizer improves response in the 3000 to 4000 Hz range. Impedance 4-ohms. Multi-driver system includes 2-3/4" paper cone midrange, 13/16" PET balanced dome tweeter, and 1/2" PET dome supertweeter. Sensitivity: 88 dB / W / m. Frequency Response: 63 Hz - 20k Hz. Cutout Diameter: 8-9/16 , 5-7/8inch. Mounting Depth: 3-1/16". Gross Weight: 7.7lbs. Weight of Magnet (Woofer): 0.7lbs. Grilles included