2-way marine box speaker system with 5.25 long excursion woofer Waterproof and weatherproof construction for off-road and marine use 360° rotatable bracket for versatile mounting 1.0 titanium dome tweeter for clear highs Durable polypropylene cone and butyl rubber surround for bass Marine-grade waterproof rating of IP-X5 Universal rugged mount for roll bars, roll cages, and off-road vehicles Frequency response: 60Hz-20KHz, impedance: 4 ohms 180W max power output for high-quality sound in extreme conditions