The M1-65B is an epic 2-way Color Optix speaker system that delivers loud, clear, accurate sound, and lights the way for your journey! The M1-65B are a pair of black 6.5" full range marine speakers that connect with the Rockford Fosgate Color Optix Controller and RF Connect App (PMX-RGB sold separately), allowing you to customize your own color patterns The 4-ohm speaker features an integrated 1" tweeter with integrated concealed crossover network, and power handling of 75 Watts RMS / 300 Watts Max 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 Famous Rockford Fosgate build quality with a full 2-year warranty The M1-65B Color Optix 2-way 6.5” speakers deliver loud, clear, accurate sound, and light the way for your journey! The speakers 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. The M1 series of Element Ready speakers are designed to pair with the Rockford Fosgate Color Optix Controller and RF Connect App through its Deutsch and Amphenol connectors integrated into the speaker.