Polk Audio MM522 Mobile Monitor Series 5.25" Coaxial Speaker - Ultra-Marine Certified 2-Way Boat & Car Audio Speaker, 50-40kHz Frequency Response, Titanium-Plated Woofer Cone & Terylene Dome Tweeter

FLAGSHIP SPEAKER FOR CAR & MARINE - The Polk MM522 2-Way Coaxial Ultra-Marine Certified Speaker with 240W peak power and 4-ohm impedance features a 5.25"" titanium-plated composite woofer cone, 1"" Terylene fabric tweeter, and Santoprene rubber surround. CRYSTAL-CLEAR AUDIO - With an epoxy-coated crossover, this marine/car speaker directs highs and lows to their respective drivers, delivering powerful bass. With 80W RMS and a 50-40kHz frequency response, the result is a pristine, high-quality car sound system. RESONANCE-FREE SOUND CREATION - With Dynamic Balance, a Polk Audio proprietary technology, this marine speaker uses laser imaging to identify the best combination of speaker materials and ensures a distortion-free response with wide sound dispersion. SPLASH-PROOF SOUND SYSTEM - With IP56 Advanced Ultra-Marine certification, this Polk speaker is tested to withstand salt fog, UV rays, and humidity. Its waterproof surrounds, composite cone, stainless steel mounting hardware, and ABS basket resist corrosion. EASY TO INSTALL - Polk provides mounting hardware and stylishly designed grilles that not only enable easy installation but also add a touch of flair to the vehicle's interior, making it an ideal choice for custom installations