MR50 5.25" Round Speakers - White - PairA great sound makes these and designed to withstand the harsh conditions of the marine environment. All frame and grill sections are made of a polymer composite that is completely waterproof with a coating to protect against damage from UV rays. Cloth surrounds the body and polypropylene cones to complete the waterproof package. The tinsel leads are coated to prevent corrosion.Features: Weatherproof construction Polypropylene woofer cone and treated cloth surround 1" Tweeter dome Technical Specifications: Speaker Impedance - 4 ohms Cone Material - Water-Resistant IMPP Sensitivity - 89dB Frequency Response - 80HZ - 20KHZ Max Power - 150W 75 Watts RMS Cut-out Dimensions - 4.94" Mounting Depth - 2.2" In the Box: Two (2) - 2-way speakers Mounting hardware Instruction manual *Sold as a Pair