Product Details: 4" V Series 2-way Coaxial Car Speakers. Power Handling: . Peak: 450 watts per pair / 225 watts each. RMS: 150 watts per pair / 75 watts each. Polypropylene cone material. Nitrile Butadiene Rubber NBR speaker surround. 1" Silk Dome Tweeters. CEA-2031 compliant: Yes. 1. 5" Voice coil. Ferrite magnet motor structure. Top-mount Depth: 2. 04". Cutout Dimensions: 3. 66". Impedance: 4 ohm. Frequency Response: 100 - 20000 Hz. Sensitivity: 86 dB. Authorized Internet Dealer. 1-year Manufacturer's Warranty. Priced Per Pair. NVX VSP4 owner’s manual | Nvx | | VSP4 450W Peak (150W RMS) 4in V-Series 2-Way Coaxial Car Speakers with Silk Dome Tweeters | Best Buy