Rockford Fosgate M1-8B

1200W Peak (300W RMS) 8” M1 Series 2-Way Marine Coaxial Speakers in Black

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• 600 watts Max Each, 150 watts RMS Each
• 1" LCP (liquid crystal polymer) Balanced Dome Tweeter
• Mineral-Filled Polypropylene Material
• Impedance: 4 ohms
• Sensitivity: 92 dB
• Mounting Depth: 3-3/8"

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Product Highlights

• 600 watts Max Each, 150 watts RMS Each
• 1" LCP (liquid crystal polymer) Balanced Dome Tweeter
• Mineral-Filled Polypropylene Material
• Impedance: 4 ohms
• Sensitivity: 92 dB
• Mounting Depth: 3-3/8"


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Rockford Fosgate M1-8B

The M1-8B Color Optix™ 2-way 8” 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.

Product Details:

  • 8" 2-way Coaxial Marine Speakers
  • Power Handling:
    • Peak: 1200 watts per pair / 600 watts each
    • RMS: 300 watts per pair / 150 watts each
  • Mineral-Filled Polypropylene cone material
  • Santoprene Rubber speaker surround
  • 1" LCP (liquid crystal polymer) Balanced Dome Tweeters
  • Impedance: 4 ohms
  • IP67 rated Marine Certified
  • Multi-color Illumination
  • Compatible with Rockford Fosgate Color Optix controller and RF connect app
  • Integrated 6dB/Octave crossover network
  • 1" High-temp Kapton woofer voice coil former
  • Wide angle Tri-Color surface mount LED
  • 100% UV stable ASA plastic frame & grille
  • Linear synthetic fiber blend spiders
  • Top-mount Depth: 3-3/8"
  • Cutout Dimensions: 7-1/8"
  • Frequency Response: 35 - 22000 Hz
  • Sensitivity: 92 dB
  • Grilles included
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

  • Priced Per Pair

Specifications & Details

Speaker Specifications
Priced Per
Speaker Size
2-way Coaxial
Tweeter Design
Balanced Dome
Tweeter Size
Tweeter Composition
LCP (liquid crystal polymer)
Woofer Composition
Mineral-Filled Polypropylene
Woofer Surround
Santoprene Rubber
Peak Power Handling
600 watts
RMS Power Handling
150 watts
Total RMS Per Pair/Set
300 watts
Total PEAK Per Pair/Set
1200 watts
92 dB
Frequency Response
35 - 22000 Hz
Impedance (Per Voice Coil)
4 ohms
Top-Mount Depth (Mounting Depth)
Cutout Dimensions
Number of Speakers
General specifications
Speaker Grilles
Multi-color RGB LED lights
Marine Certified
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider

Item Details


Model Number:




Internal SKU:


Internal Product ID:


Product and How-to Videos

  • Marine Speaker Overview | Rockford Fosgate
  • Rockford Fosgate Color Optix™ Marine Speakers

Customer Ratings & Reviews

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Customer Reviews

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GREAT product and THE BEST customer service

Great product and THE BEST customer service.
Speakers are no let down ! Clear , loud and crisp

Adam Price is the man ! Extremely professional, unbelievably knowledgeable and a true product specialist. Only place I will do business with is SONIC ELECTRONICS!

By Dominick on January 11, 2023 Checkmark Icon Verified purchase


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