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Filter Pass A Filters: Full LP 50 ÷ 250Hz @ 24 dB/Oct
Big upgrade
Wireless & wired Apple CarPlay
This setup gives a Road King something it doesn’t have from the factory—usable audio at speed
Klippel Verified certification program delivers the best possible loudspeakers
Rockford Fosgate M2D4-12S 12" DVC 4-Ohm Color Optix™ Sealed Enclosure Marine Subwoofer apple CarPlay Filter Pass A Filters: FullOverview Big output, controlled bass. The Rockford Fosgate M2D4 12S is a 12" marine subwoofer designed specifically for sealed enclosures. It delivers strong, accurate low end while keeping things tight and predictableno sloppy bass here. What It Is A sealed box marine subwoofer built for performance. 12" subwoofer Dual 4 ohm voice coils Designed for sealed enclosures Part of the Color Optix lineup Built for systems that want clean, controlled bassnot
