Description
DS18 NXL-IQ7.7/BK
The NXL‑IQ7.7 is a 7.7″ marine‑grade 2‑way coaxial speaker pair with a floating bullet tweeter and integrated digital LED lighting plus white deck LED. Designed for outdoor, marine, UTV, ATV, and powersports audio systems, it delivers rich full‑range sound with crisp highs and solid midbass. Built with rugged IP65 water‑resistant and UV‑stable construction, this speaker pair is ideal for boats, wakeboards, and rugged custom installations.
Specifications
| Parameter | Details |
|---|---|
| Nominal Diameter | 7.7″ / 196 mm |
| Nominal Impedance | 4 Ohms |
| RMS Power Handling | 175 W |
| MAX Power Handling | 350 W |
| Sensitivity (1W / 1m) | 96 dB |
| Frequency Response | 40 Hz – 20 kHz |
| Number of Ways | 2-Ways |
| Recommended High-Pass Crossover | 50 Hz |
| Sold | Pair |
Body / Features
| Feature | Specification |
|---|---|
| UV Protection | Yes, 100% stable |
| Marine Grade Type | IP65 |
| LED Lights | Yes, digital LED integrated (behind cone) / White Deck LED (front cover) |
| LED Connection Type | 12V & Digital input terminal |
| Digital LED Chip Type | 1815S |
| Grill Type | Injection molded composite ASA with UV protection coating |
| Color / Finish | Matte Black |
Woofer Specifications
| Parameter | Specification |
|---|---|
| Voice Coil Diameter | 1.5″ / 38.6 mm |
| Voice Coil Former Material | Glass fiber |
| Winding Material | CCAW |
| Cone Material | PPI |
| Dust Cap Material | PPI |
| Surround Material | Rubber |
| Basket Material | Injection molded composite PC with UV protection coating |
| Magnet Material | Ferrite + Neodymium |
| Magnet Weight | 18 oz + 1.1 oz |
Tweeter Specifications
| Parameter | Specification |
|---|---|
| Type | Floating bullet tweeter |
| Voice Coil Diameter | 1″ / 25.4 mm |
| Voice Coil Former Material | Kapton |
| Winding Material | CCAW |
| Diaphragm Material | Aluminum |
| Bullet Material | Injection molded composite PC with UV protection |
| Magnet Material | Neodymium (N35H) |
| Magnet Weight | 0.4 oz |
Thiele & Small Parameters
| Parameter | Value |
|---|---|
| Equivalent Volume (Vas) | 8 L / 0.283 ft³ |
| Excursion (one-way Xmax) | 3 mm |
| Free Air Resonance (Fs) | 69 Hz |
| Mechanical Factor (Qms) | 8.975 |
| Electrical Factor (Qes) | 1.228 |
| Total Factor (Qts) | 1.080 |
| Moving Mass (Mms) | 25.661 g |
| Compliance (Cms) | 0.208 mm/N |
| BL Factor | 5.592 |
| Voice Coil Inductance (Le) | 0.044 mH |
| Diaphragm Area (Sd) | 165.13 cm² |
| DC Resistance (Re) | 3.2 Ohms |
| Efficiency Bandwidth Product (EBP) | 56 |
Speaker Measurements
| Parameter | Specification |
|---|---|
| Overall Diameter | 7.72″ / 196 mm |
| Overall Depth | 4.4″ / 112 mm |
| Front Mount Baffle Cutout | 6.2″ / 158 mm |
| Mounting Depth | 3.17″ / 81 mm |
| Motor Diameter | 3.75″ / 95 mm |
Product Overview
7.7” Marine Grade Coaxial Speaker with Digital LED Lights and Bullet Tweeters
DS18’s NXL-IQ7.7 is a high-performance 7.7” marine coaxial built with louder output, deeper bass, and fully integrated lighting. Designed for any marine vehicle that wants high-quality sound and show-stopping style.
The New Standard
With 175W RMS / 350W MAX handling and 96dB sensitivity, the NXL-IQ7.7 delivers huge volume with stunning clarity. It’s built to hit harder and cleaner than standard marine speakers, all the way down to 40Hz.
True 2-Way Sound
Features a 1.5” glass fiber woofer paired with a 1” floating bullet tweeter, for precise high-frequency control with rich midbass. Powered by CCAW coils, PPI spiders, and a hybrid Ferrite + Neodymium motor system, this speaker is made to dominate open-air environments.
Built-In Digital LED Lighting
Integrated white deck LEDs and digital RGB LED backlighting behind the cone create a glow that matches your boat’s mood. Bright, clean, and fully controllable via 12V or digital LED controller input.
IP65 Rated + UV Resistant
Fully marine-rated with IP65 water resistance, UV-protected injection-molded housings, and a rubber surround to withstand salt, spray, sun, and vibration. These speakers are perfect for wake boats, center consoles and more.
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