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Product Description

DS18 NXL-6M/BK Marine Speakers – Premium Audio for Boats

The DS18 NXL-6M/BK 6.5" marine speakers deliver powerful, crystal-clear audio designed for boats, wake towers, pontoons, and open-water applications.

These 2-way speakers feature an IP65 waterproof rating, 100W RMS power, and a maximum of 300W peak output, ensuring durable, high-performance sound in the harshest marine environments.

Integrated RGB lighting adds customizable accent lighting compatible with the DS18 LED-BTC controller, allowing you to match your boat’s color scheme perfectly.

Key Features

  • IP65 waterproof rating for reliable marine performance
  • Integrated RGB LED lighting for custom color effects
  • 2-way marine speaker configuration for rich, full sound
  • Compatible with DS18 LED-BTC lighting controller
  • 100% UV stable and high-temperature injection-molded composite
  • High-gloss ASA grills with UV coating for durability
  • Designed for surface mounting on boats and wake towers

Technical Specifications

  • Size: 6.5" (pair)
  • RMS Power: 100W
  • Max Power: 300W
  • Magnet Type: Y35 Ferrite Main Magnet & Reverse Neodymium
  • Sensitivity: 91dB
  • Normal Impedance: 4 Ohm
  • Frequency Response: 45Hz–23kHz
  • Mounting Depth: 2.5" (63.5mm)
  • Cut-Out Diameter: 5.31" (135mm)
  • Mounting Style: Surface
  • LED Lighting: Yes

What’s Included in the Box

  • One (1) pair of DS18 NXL-6M/BK marine speakers
  • Integrated RGB LED lighting controller-ready components
  • Mounting hardware for secure surface installation
  • Instruction manual

Why Choose DS18 NXL Marine Speakers

DS18 has engineered the NXL line for uncompromising marine audio. These speakers are built to withstand sun, salt, and spray while delivering clear, full-range sound that fills the open air.

The RGB lighting ensures your boat looks as good as it sounds, while rugged materials and True-Marine™ compliant design make these speakers a long-lasting investment for any marine enthusiast.

Perfect Applications

  • Wake towers and pontoon boats
  • Coastal cruising and offshore boats
  • Replacement for factory marine audio
  • Integration with DS18 lighting systems
  • Custom marine sound systems and audio upgrades

Warranty & Protection

  • DS18 NXL-6M/BK marine speakers come with manufacturer warranty (verify DS18 standard warranty)
  • Designed to resist UV exposure, salt, and marine weather for long-lasting performance

Owner's Manual (pdf)

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Warranty
Contact the Manufacturer directly to check your Warranty Information.

Warranties will cover many manufacturing defects or issues with materials and workmanship.
If you experience any problems with your item within the Warranty Period, please contact Manufacturers directly. 

If you need assistance in how to reach the correct Manufacturer, reach out to our customer service team for assistance. 

Have more questions? Visit our FAQs Page to learn more!

Shipping
We offer several shipping options to meet your needs, including standard shipping, expedited shipping, and express shipping.

During checkout, you can select your preferred shipping method and see the estimated delivery times and costs.

Across the board, orders $99+ typically qualify for FREE Shipping. However, exclusions may apply to certain products, like Hazardous Materials, oversized items, and even products that ship directly from Vendors, etc. 

You can read our full Shipping Policy here or even visit our FAQs Page for assistance with quick, common questions.
Support
Need help? Jump into our live chat—look for the icon at the bottom of your screen!

For any other way to connect with us, head over to our Contact page to find the perfect way to reach a Suncoast team member.
Need Professional Installation?
Mobile installation services are available in select Southwest Florida areasContact us to confirm availability.
Let our pros handle the install.

We offer mobile marine installation services for boat owners in our local Southwest Florida service area. From amplifiers and speakers to marine electronics, seating and power systems, and more.. Our technicians come directly to your boat—at the dock, marina, or your home.

✔ Marine electronics & audio installation
✔ Power systems, batteries & chargers
✔ Clean wiring, tuning & system setup and more..
✔ Trusted by local boat owners

For safety, proper alignment, and to avoid damage or warranty issues, we strongly recommend professional installation by a qualified Marine Technician.

Improper installation may void warranties or cause instability.
Call for Installation Help
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