Details: POWERFUL PERFORMANCE – your marine speakers are carefully crafted providing 120 Watts Peak Power, 30 Watt RMS, 4 Ohm impedance and Frequency range of 45Hz – 17kHz for unmatched sound superiority ENHANCED SOUND CLARITY – the 35mm Mylar Dome Tweeter enhances the vocal clarity, 13mm Piezo Dome Tweeter will extend the high frequency response and the Injection Molded Woofer Cones provide accurate bass response WEATHER RESISTANT BASKET DESIGN – your boat speakers unique basket design will protect against the elements including corrosion and rust, ensuring longevity MARINIZATION TREATMENT – your 6.5 inch 3 Way marine speakers have weather resistant injection-molded polypropylene cones and a transparent UV resistant coating providing defense against the sun, dust, condensation and corrosion REMOVABLE GRILLE – your removable grilles make cleaning and maintaining your marine speakers a breeze and will also conceal your hardware for protection against the elements