JL Audio M3-650X 6.5″ Marine Speakers

Purpose-engineered for real marine duty, the JL Audio M3-650X 6.5″ marine coaxial speakers deliver clear, powerful sound whether underway or at anchor. Featuring a long-excursion woofer and a silk dome tweeter treated for marine environments, this system offers excellent efficiency, smooth response, and long-term durability.

Technical Specifications:

Speaker Type: Marine Coaxial Speakers
Speaker Size: 6.5 inch
System Configuration: 2-Way Coaxial
Continuous Power Handling (RMS): 60 Watts
Recommended Amplifier Power (RMS): 20 – 120 W per channel
System Efficiency: 89.5 dB (1W / 1m)
System Nominal Impedance: 4 Ohm
Frequency Response: 55 Hz – 25 kHz (±3 dB)

Tweeter:
- Size: 0.75 inch
- Material: Pure Silk Dome (marine treated)

Mounting & Dimensions:
- Frame Outer Diameter: 6.90 inch / 175 mm
- Bolt Hole Circle Diameter: 6.125 inch / 156 mm
- Mounting Hole Diameter: 5.00 – 5.25 inch / 127 – 133 mm
- Mounting Depth: 2.78 inch / 71 mm
- Frontal Grille Protrusion: 1.01 inch / 26 mm

Grille Color: Gray Metallic Sport Grille
Sold As: Pair

• 6.5″ marine coaxial speaker system (standard marine format)
  
• 60W RMS continuous power handling
  
• Long-excursion woofer for strong mid-bass output
  
• 0.75″ pure silk dome tweeter, marine-treated
  
• Optimized for installations with large air volume (≥ 57 L / 2 cu. ft.)
  
• Wide mounting flange with 6-hole marine mounting pattern
  
• Gray Metallic Sport Grille finish
  
• Sold as a pair

2 × JL Audio M3-650X 6.5″ Marine Speakers
2 × Gray Metallic Sport Grilles
1 × Mounting Hardware Kit
1 × Installation / User Manual