• COMPACT MOUNTING DEPTH – JUST 0.98” – Ultra-slim profile fits tight spaces in boats, UTVs, and motorcycles without compromising performance.
• MARINE-GRADE DURABILITY – IP65 WATERPROOF & UV RESISTANT – Built tough to withstand salt, rain, splashes, dust, and long sun exposure.
• CLEAR, BALANCED 2-WAY SOUND – 25W RMS / 100W max power handling per speaker with integrated tweeters for crisp highs and clean mids.
• REMIUM BUILD MATERIALS FOR LONG LIFE – Copper voice coil winding, aluminum former, ABS basket, and sealed design offer reliable audio in extreme conditions.
• EASY INSTALLATION – UNIVERSAL 6.5” FITMENT – Standard cutout size with all necessary mounting hardware included for a hassle-free upgrade.

DS18 6.5" 200W 4-Ohm 2-Way Slim Marine Speakers Pair W/RGB LED Black NXL-6SL

This listing includes:

• (2) DS18 NXL-6SL/BK Marine Speakers


• Mounting Hardware

Upgrade your marine audio with the DS18 NXL-6SL/BK - a precision-engineered, slim-profile 6.5" marine speaker designed for crystal-clear sound and vibrant RGB LED lighting. Perfect as a direct replacement for factory marine speakers, these waterproof, UV-resistant speakers deliver powerful 25W RMS (100W max) audio with 90dB sensitivity that cuts through wind and water noise.

Features

• 6.5" 2-Way Marine Speaker: Balanced mids and highs with integrated tweeter for clear, dynamic sound.


• Powerful & Efficient: 25W RMS / 100W Max with 90dB sensitivity and 4-ohm impedance.


• Vibrant RGB LED Lighting: Built-in LEDs create customizable ambiance during nighttime adventures.


• Ultra-Slim & Compact: Only 0.98" mounting depth fits tight spaces without compromising performance.


• IP65 Waterproof & UV Resistant: Engineered to withstand rain, splashes, dust, and harsh sun exposure.


• Durable Construction: ABS basket, aluminum voice coil former, and copper winding for lasting reliability.


• Available in Black or White: Sold as a pair to match your boat or watercraft aesthetics.

Specifications:

• SKU: NXL-6SL


• Nominal Diameter: 6.5" (165mm)


• Nominal Impedance: 4 Ohms


• RMS Power Handling: 25 Watts


• Maximum Power Handling: 100 Watts


• Sensitivity (1W/1m): 90 dB


• Frequency Response: 90 Hz – 20 kHz


• Recommended High-Pass Crossover: 100 Hz


• Voice Coil Diameter: 1" (25.5 mm)


• Voice Coil Former Material: Aluminum


• Winding Material: Copper


• Basket Material: ABS Plastic


• Magnet Weight: 5.3 oz


• Mounting Depth: 0.98" (25 mm)


• Overall Diameter: 7.01" (178 mm)


• Front Mount Baffle Cutout: 5.16" (131 mm)


• Product Weight: 2.5 lbs


• Sold: Pair

Thiele & Small Parameters:

• Vas: 2.2L


• Xmax: 1.5 mm


• Fs: 145 Hz


• Qms: 0.21


• Qes: 0.07


• Qts: 0.05


• Re: 3.6 Ohms

Dimensions:

• Overall Diameter: 7.01" / 178 mm


• Front Mount Baffle Cutout: 5.16" / 131 mm


• Mounting Depth: 0.98" / 25 mm


• Overall Depth: 1.85" / 47 mm


• Product Weight: 2.5 lbs


• Product Dimensions: 15 x 7.5 x 2.25 inches


• Package Dimensions: 15.5" x 11.5" x 15.75"


• Package Weight: 28.5 lbs

Why Choose the DS18 NXL-6SL?

With its slim design and rugged marine-grade materials, the NXL-6SL is built to deliver stunning audio and style without bulk. The integrated RGB LED lights add a vibrant touch to your boat or UTV, while the IP65 waterproof rating ensures these speakers thrive in wet and dusty environments. Installation is straightforward thanks to the ultra-compact mounting depth — perfect for tight spaces.

Whether you’re upgrading your factory marine speakers or building a custom audio setup, the NXL-6SL offers reliable, high-quality sound and eye-catching illumination to enhance your on-water experience.