Description

DS18 NVY-M8DC/BK
The NVY‑M8DC is an 8″ marine‑grade hybrid coaxial speaker pair featuring a Kevlar‑reinforced cone, horn‑loaded compression driver, and integrated digital LED lighting. Designed for marine, powersports, UTV, ATV, and custom outdoor audio systems, it delivers powerful, detailed sound with clear highs and strong midbass response. Built with IP65 waterproof and UV‑stable construction, these rugged speakers are ideal for harsh environments and immersive outdoor audio installations.
Specifications
| Feature | Specification |
|---|---|
| UV Protection | Yes, 100% Stable |
| Protection Coating | Yes, with PU |
| Decorative Strips | Yes, Electroplated |
| Marine Grade Type | IP65 |
| LED Lights | Yes, Digital LED integrated |
| Digital LED Chip Type | 1815S |
| Grill Type | Injection Molded Composite ASA |
| Color / Finish | Black |
Woofer Specifications
| Parameter | Specification |
|---|---|
| Voice Coil Diameter | 2″ / 50.6 mm |
| Voice Coil Former Material | Glass Fiber |
| Winding Material | CCAW |
| Cone Material | Kevlar |
| Dust Cap Material | Kevlar |
| Surround Material | Santoprene (Rubber) |
| Basket Material | Aluminum Molded with UV Protection |
| Magnet Material | Neodymium |
| Magnet Weight | 8 oz |
Driver Specifications
| Parameter | Specification |
|---|---|
| Type | Compression Horn |
| Voice Coil Diameter | 1″ / 25.4 mm |
| Voice Coil Former Material | Kapton |
| Winding Material | CCAW |
| Diaphragm Material | PEN |
| Horn Material | Aluminum |
| Magnet Material | Neodymium (N38H) |
| Magnet Weight | 1.85 oz |
Thiele & Small Parameters
| Parameter | Value |
|---|---|
| Equivalent Volume (Vas) | 52.36 L / 1.849 ft³ |
| Excursion (one-way Xmax) | 3.2 mm |
| Free Air Resonance (Fs) | 85 Hz |
| Mechanical Factor (Qms) | 12.46 |
| Electrical Factor (Qes) | 0.653 |
| Total Factor (Qts) | 0.621 |
| Moving Mass (Mms) | 26.82 g |
| Compliance (Cms) | 0.165 mm/N |
| BL Factor | 8.5 |
| Voice Coil Inductance (Le) | 0.31 mH |
| Diaphragm Area (Sd) | 213.8 cm² |
| DC Resistance (Re) | 3.3 Ohms |
| Efficiency Bandwidth Product (EBP) | 130 |
Speaker Measurements
| Parameter | Specification |
|---|---|
| Overall Diameter | 8.62″ / 219 mm |
| Overall Depth | 5.12″ / 129.96 mm |
| Front Mount Baffle Cutout | 6.93″ / 176.08 mm |
| Mounting Depth | 4.01″ / 101.75 mm |
| Motor Diameter | 3.93″ / 100 mm |
Product Overview
Built For All Elements
An IP65 waterproof rating, UV resistance, and rugged silicone covers keep the NVY-M8DC performing through salt, spray, and sun. It’s outdoor-ready and protected without compromise.
Light Up Every Moment
Digital LED’s increase the visual impact of your sound. Sync with the DS18 LC-DRM module to control colors, moods, and moments—directly from your smartphone using the DS18 LC App.
Reinforced For The Ride
At the core is a Kevlar-reinforced cone—ultra-light, ultra-tough, and built for impact. Paired with a Santoprene surround and molded aluminum basket, it delivers precision without compromise.



















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