Product Details: 6" x 9" E-Series 2-way Coaxial Car Speakers. Power Handling: . Peak: 480 watts per pair / 240 watts each. RMS: 160 watts per pair / 80 watts each. CEA-2031 compliant. Polypropylene cone material. Rubber speaker surround. 1/2" PEI (Polyetherimide) Dome Tweeters. 1" Voice coil. Ferrite magnet motor structure. Top-mount Depth: 3". Cutout Dimensions: 6 x 8. 8. Impedance: 4 ohm. Frequency Response: 47 - 20, 000 Hz. Sensitivity: 91 dB. Authorized Internet Dealer. MFR #: ESP69. 1-year Manufacturer's Warranty. Priced Per Pair. NVX E-Series owner’s manual | Nvx | | ESP69 480W Peak (160W RMS) 6x9in E-Series 2-Way Coaxial Speakers with 13mm PEI Dome Tweeters | Best Buy