- HIGH OUTPUT MARINE SPEAKERS: 7.7” 2-way coaxial design rated at 175W RMS / 350W MAX with 96dB sensitivity and 40Hz-20KHz frequency response for loud, clear open-air sound.
- FLOATING BULLET TWEETER: Built-in 1” floating bullet tweeter for crisp highs and strong projection, paired with a 1.5” voice coil woofer for full-range marine audio performance.
- DIGITAL LED + WHITE DECK LED: Fully integrated digital LED lighting behind the cone plus white deck LED on the front cover, with 12V and digital input terminal and 1815S LED chips.
- IP65 MARINE GRADE + UV PROTECTED: IP65 water resistant marine-grade build with 100% stable UV protection, rubber surround, and injection molded composite materials designed for harsh outdoor environments.
- SOLD AS A PAIR WITH SILICONE COVERS: Includes (1) pair of DS18 NXL-IQ7.7 speakers plus (1) pair of silicone speaker covers, finished in matte black with UV-protected composite grill.
7.7" IP65 175W RMS Bullet Tweeter Marine Speaker Pair Digital LED DS18 NXL-IQ7.7
This Listing Includes:
- (1) Pair of 7.7" 2-Way Coaxial Marine Speakers
- (1) Pair of Silicone Speaker Covers
The DS18 NXL-IQ7.7 is a 7.7 inch marine-grade 2-way coaxial speaker set built for loud, clear open-air sound with integrated lighting. Rated at 175 watts RMS per pair and 350 watts max, with 96dB sensitivity and a 40Hz to 20KHz frequency response, it delivers strong output with clarity and control.
This coaxial design combines a 7.7 inch woofer with a 1 inch floating bullet tweeter for defined highs and detailed full-range performance. The woofer uses a 1.5 inch glass fiber voice coil former with CCAW winding, PPI cone and dust cap, and a rubber surround, driven by a hybrid Ferrite plus Neodymium motor system.
Lighting is fully integrated, featuring digital LED backlighting behind the cone plus a white deck LED on the front cover. LEDs connect through a 12V and digital input terminal, using 1815S chips.
Made for marine use, the NXL-IQ7.7 is IP65 rated with UV protection, and uses injection molded composite materials with UV protection coating. The included injection molded composite ASA grill has a UV protection coating, finished in matte black. Recommended high-pass crossover is 50Hz.
Specifications:
- Nominal Diameter: 7.7" (196mm)
- Number of Ways: 2-Way
- Nominal Impedance: 4 Ohms
- RMS Power Handling: 175W
- Max Power Handling: 350W
- Sensitivity (1W/1M): 96dB
- Frequency Response: 40Hz to 20KHz
- Recommended High-Pass Crossover: 50Hz
- Marine Grade Type: IP65
- UV Protection: Yes, 100% Stable
- Grill Type: Injection Molded Composite ASA with UV Protection coating
- Color / Finish: Matte Black
- LED Lights: Yes, Digital LED integrated (behind cone) and White Deck LED (Front Cover)
- LED Connection Type: 12V and Digital input terminal
- Digital LED Chip Type: 1815S
- Woofer Voice Coil Diameter: 1.5" (38.6mm)
- Woofer Voice Coil Former Material: Glass Fiber
- Woofer 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 plus Neodymium
- Magnet Weight: 18 oz plus 1.1 oz
- Tweeter Type: Floating Bullet Tweeter
- Tweeter Voice Coil Diameter: 1" (25.4mm)
- Tweeter Voice Coil Former Material: Kapton
- Tweeter Winding Material: CCAW
- Tweeter Diaphragm Material: Aluminium
- Bullet Material: Injection Molded Composite PC with UV Protection coating
- Tweeter Magnet Material: Neodymium (N35H)
- Tweeter Magnet Weight: 0.4 oz
Thiele and Small Parameters:
- Equivalent Volume (Vas): 8L (0.283ft)
- Excursion (one way): 3mm
- Free Air Resonance (Fs): 69Hz
- Mechanical Factor (Qms): 8.975
- Electrical Factor (Qes): 1.228
- Total Factor (Qts): 1.080
- Moving Mass (Mms): 25.661g
- Compliance (Cms): 0.208 mm/N
- BL Factor (BL): 5.592
- Voice Coil Inductance (Le): 0.044 mH
- Diaphragm Area (Sd): 165.13cm
- DC Resistance (Re): 3.2 Ohms
- Efficiency Bandwidth Product (EBP): 56
Built for marine sound and style, the DS18 NXL-IQ7.7 delivers loud performance with fully integrated digital LED lighting.
Accepted Payment Methods at Big Jeff Audio
At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:
Credit and Debit Cards
- Visa
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- American Express
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International Payment Methods
Bank Transfers
Financing Options
We also offer financing options to make purchasing easier. Learn more about our financing options here.
- Klarna
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- Sezzle
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- Acima
- Tiptop
If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.
Shipping Options and Delivery Time
Do You Offer Expedited Shipping?
Yes! At checkout, you can select from different shipping options:
- Standard Shipping: Free for orders over $100.
- Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.
How Long Does Delivery Take?
- Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
- Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.
What Happens If My Package Is Undeliverable?
If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.
Why Can’t I Track My Order?
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- Make sure you’ve received the shipping confirmation email with the tracking number.
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- If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.
