Jensen MSX60RVR Marine Speakers 6.5" Coaxial Speaker, Completely Waterproof With UV Resistant Materials To Withstand the Outdoor Elements, Sold as Pair, Graphite Gray Sold in pairs; Specifically designed for outdoor entertainment; UV resistant materials to withstand the outdoor elements; Gray speaker color; Titanium dome tweeter Polypropylene woofer cone; ASTM B117 salt spray exposure standard compliant; ASTM D4329 UV exposure standard compliant; Watertight Standard Compliant 65Hz-20kHz Frequency response; 88 db Sensitivity at 1w/1 meter; 75 Watts max power handling; 35 Watts RMS; 11 Ounce magnet 4 ohms Nominal impedance; 6.5 Inches coaxial waterproof speaker; 7-1/8 Inches Grille Diameter; 5.25 Inches mounting hole diameter; 3.5 Inches magnet cover diameter 3.25 Inches total depth; 2-3/8 Inches mounting depth; 4.5 Inches distance between screw holes; Grille protrudes 1 inch from mounting surface; Weight of the 2 speakers 4.4 pounds