Product Details: 6" x 9" N-Series 2-way Coaxial Car Speakers. Power Handling: . Peak: 900 watts per pair / 450 watts each. RMS: 300 watts per pair / 150 watts each. Polypropylene cone material. Nitrile Butadiene Rubber NBR speaker surround. 3/4" Silk Dome Tweeters. CEA-2031 compliant: Yes. 1" Voice coil. magnet motor structure. Top-mount Depth: 3. 14" / 80mm". Cutout Dimensions: 6. 06" / 154 mm x 8. 66" / 220 mm. Impedance: 4 ohm. Frequency Response: 58 - 20000 Hz. Sensitivity: 89 dB. Authorized Internet Dealer. 1-year Manufacturer's Warranty. Priced Per Pair. Check out the NSP69 Owner's Manual | Nvx | | NSP69 900W Peak (300W RMS) 6x9in N-Series 2-Way Coaxial Speakers with 20mm Silk Dome Tweeters | Best Buy