JL Audio M3 Series 7.7-inch Marine Coaxial Speakers with Grey Metallic Sport Grilles - M3-770X-S-Gm

M3 Series 7.7 Marine Coaxial Speakers with Grey Metallic Sport Grilles - M3-770X-S-Gm

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Optimized for moderate power systems, M3 marine speakers are designed to produce powerful, smooth sound that is several steps beyond common marine speakers.

Features:

• Amazing fidelity and affordability in marine settings


• Exceeds international standards for salt fog and UV exposure


• 3-Year Warranty

DMA-Optimized Woofers

Proprietary motor, suspension and cone modeling systems are employed, resulting in reduced distortion, improved transient performance and stellar bass sound quality.

Pure Silk Tweeters

The treated silk dome design is chosen for its lightness, damping properties and smooth response characteristics to deliver superior output capability with crystal-clear, high-frequency detail.

Integrated Tweeter Filters

Each speaker includes a built-in second-order, high-pass tweeter filter with a solid-state protection circuit to minimize the possibility of tweeter failure.

Power Versatility

Designed to benefit from operation with quality amplification, M3 marine speakers are also suitable for use with standard marine head-unit power.

Real Marine Duty

For long-term use, all models are built to withstand saltwater marine environments and deliver years of listening enjoyment.

In The Box:

• Two marine coaxial loudspeakers


• Two grilles (attached to speaker)


• Twelvestainless steel mounting screws


• Twelvestainless steel washers


• Mounting template

Specifications:

• Size: 7.7


• Color: Gray Sport


• Physical Dimensions (Diameter): 7.7


• Physical Dimensions (Depth): 4.27


• Speaker Type: Coaxial


• Continuous Power Handling (RMS): 70w


• Sensitivity (SPL @ 1w/1m): 90.5 dB


• Frequency Response (+/- 3 dB): 45 Hz-25 KHz


• Nominal Impedance: 4 ohm


• Recommended Amplifier Power (RMS): 20-140 w/Channel


• LED Lighting: No


• Cone Material: Injection-molded, mica-filled polypropylene


• Tweeter Type: Silk Dome


• Tweeter Size: 0.75


• Speaker Connections: Spade Connectors


• Warranty: 3 Year

Mounting Dimensions

• Mounting Depth Clearance: 3.17


• Frontal Grille Protrusion: 1.10


• Bolt Hole Circle: 6.92

Enhance your marine audio experience with the JL Audio M3 Series 7.7-inch coaxial speakers, designed specifically for saltwater environments and moderate power systems. These speakers deliver powerful, smooth sound quality that surpasses typical marine speakers, making them ideal for boaters seeking clarity and durability. Constructed with salt fog and UV exposure resistance, the M3-770X-S-Gm speakers are built to withstand harsh marine conditions while providing consistent performance for years to come. Their sleek grey metallic sport grilles complement any boat interior, adding a touch of style along with high-quality sound.
The M3 speakers feature DMA-optimized woofers employing proprietary motor, suspension, and cone modeling techniques that significantly reduce distortion and improve transient response. This results in clear, punchy bass that enhances your listening experience even at moderate power levels. The treated silk dome tweeters are lightweight and damping-enhanced, delivering crisp high-frequency detail with smoothness and clarity. Each speaker includes a built-in second-order high-pass tweeter filter with a solid-state protection circuit to safeguard against potential damage, ensuring reliable operation over time.
Designed for versatility, the M3 Series speakers are compatible with both high-quality amplification and standard marine head units. They are engineered for long-term marine duty, capable of enduring saltwater exposure and UV rays without degradation. Installation is straightforward with stainless steel mounting screws, washers, and a provided mounting template. These coaxial speakers are an excellent choice for boat owners who desire premium sound performance combined with rugged marine durability, backed by a comprehensive 3-year warranty.

Features:

• Optimized for moderate power systems delivering powerful, smooth sound

• Exceeds international salt fog and UV exposure standards for marine durability

• DMA-optimized woofers for reduced distortion and stellar bass

• Pure silk dome tweeters for high-frequency clarity and smooth response

• Built-in second-order high-pass tweeter filters with solid-state protection

• Compatible with both high-quality amplification and standard marine head units

• Designed for long-term saltwater and UV exposure resistance

• Includes stainless steel mounting hardware and mounting template

• Sleek grey metallic sport grille design

• 3-year manufacturer warranty for peace of mind