The M2D4-10I Color Optix™ 10” DVC 2-Ohm infinite baffle subwoofers deliver loud, clear, accurate bass, and light the way for your journey! M2 provides customization by including a stainless-steel grille insert for a white with stainless grille design. The subwoofers connect with the Rockford Fosgate Color Optix™ Controller and RF Connect App, allowing you to customize your own color patterns. The Element Ready™ design and IP67 certification makes them truly purpose-built for marine or motorsport applications where protection from damaging UV rays and water spray is essential. This subwoofer is optimized for Infinite Baffle installations, where an enclosure is not required.