





Any questions? Our AI beta will help you find out quickly.
Package Includes: (4) MS40B Black 4" 200 Watt Marine Boat Speakers. Compact and powerful. Compact Yet Potent Performance: The MS40B marine speakers provide impressive audio in a compact 4" design. Each pair delivers 200 watts peak and 50 watts RMS per pair, generating crisp highs and tight midrange clarity, ideal for boats, ATVs, and outdoor systems. With injection-molded polypropylene cones and cloth surrounds, these speakers maintain steady performance and accurate sound even in demanding conditions. Durable Marine-Grade Construction: Built to withstand harsh outdoor environments, the MS40B features IP56-rated waterproof protection and full marinization against salt and fresh water exposure. The anti-UV molded ABS basket and grille resist fading, cracking, and corrosion, ensuring lasting reliability for marine and outdoor installations. Every component, including the magnet and hardware, is sealed and treated to prevent rust and wear. High-Quality Components For Clear Audio: Each speaker contains a 1" ASV aluminum voice coil with ASV winding and a 1" mylar tweeter powered by a NdFeB magnet. Together, these components produce well-balanced highs and mids with low distortion. The 3.5 oz Y30 ferrite magnet and 122 Hz-20 kHz frequency range ensure precise sound reproduction for music playback or communication systems. Easy Installation And Versatile Fit: The MS40B comes with a mounting template, stainless steel screws, and speed clips for quick, secure installation. Measuring just 5.12" in diameter and 1.57" in mounting depth, they fit easily in tight spaces on boats, motorcycles, and off-road vehicles. Compact yet rugged, these speakers are the ideal combination of power, size, and durability for any marine or outdoor setup