DD Audio 15" Dual 4 Ohm 4800W Peak/1200W RMS Power Tuned Subwoofer 3515i-D4

• Precision Audio Reproduction: The subwoofer offers exceptional sonic accuracy, delivering a clear and impactful bass experience with minimal distortion, ensuring every note is heard as intended
• Dynamic High-Energy Design: Engineered for dynamic sound reproduction, this subwoofer uses a high-strength motor combined with advanced voice coil technology to provide a powerful and energetic bass response
• Durable and Reliable Construction: Featuring a robust build with a cast aluminum frame, multi-layer spiders, and V-ROM surrounds, this subwoofer is designed for lasting performance under rigorous conditions
• Enhanced Thermal Management: Equipped with advanced cooling mechanisms, including 800-degree thermoset voice coils and a heat-dissipating design, the subwoofer maintains optimal performance levels during extended use
• Superior Power Handling Capacity: Ideal for serious audio setups, this subwoofer has a high power handling capacity of 600 to 1200 watts RMS, making it capable of handling intense bass without compromising on sound quality

DD Audio 15" Dual 4 Ohm 4800W Peak/1200W RMS Power Tuned Subwoofer 3515i-D4

This Listing Includes:

• (1) DD Audio 3515i (ESP) 15 Inch Power Tuned Subwoofer

The DD Audio 3515i (ESP) stands as a testament to sonic excellence, combining precise engineering and exceptional sound quality. This 15-inch subwoofer is a standout in the 3500 Series, renowned for its accuracy and ultra-high energy performance. Crafted with a focus on low moving mass and a powerful motor, this subwoofer employs long gap/long coil topology inspired by DD Audio's revered 9500 and 9900 series. It features V-ROM surrounds, multi-layer spiders, high-temperature thermoset voice coils, and robust cast aluminum frames. These elements synergize to create a subwoofer that not only delivers brutally accurate musical performance but also stands as a durable and reliable option for serious audio enthusiasts.

Specifications:

• Speaker Size: 15 Inches


• RMS Power: 600 - 1200 Watts


• Peak Power: 4800 Watts


• Impedance: Dual 4 Ohm


• Voice Coil Diameter: 3 Inches


• Piston Diameter: 14 1/4 Inches


• Fs: 41 Hz


• Qms: 7.1


• Qes: 1


• Qts: 0.88


• Vas: 56.86 Liters


• Xmech: 62 MM


• Xmax: 17.5 MM


• Frame Outer Diameter: 16 5/8 Inches


• Mounting Diameter: 15 3/16 Inches


• Mounting Depth: 9 5/8 Inches


• Motor Diameter: 7 9/16 Inches


• Motor Depth: 3 1/2 Inches


• Woofer Displacement: 0.29 CuFt


• Recommended Ported Enclosure: 3.0 - 6.0 CuFt


• Shipping Weight: 43 Lbs

Features:

• Low Moving Mass: For ultra-high energy and precise sound


• Powerful Motor: With long gap/long coil topology for enhanced performance


• V-ROM Surrounds: Ensuring durability and audio clarity


• Multi-Layer Spiders: Supporting powerful bass reproduction


• 800-Degree Thermoset Voice Coils: For superior thermal handling


• Cast Aluminum Frames: Adds to the longevity and reliability

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
• Mastercard
• American Express
• Discover
• Diners Club

Digital Wallets

• Amazon Pay
• Apple Pay
• Meta Pay (formerly Facebook Pay)
• Google Pay
• Shop Pay
• PayPal

International Payment Methods

• Bancontact
• iDEAL

Bank Transfers

• Zelle

Financing Options

We also offer financing options to make purchasing easier. Learn more about our financing options here.

• Klarna
• Affirm
• Sezzle
• Snap
• 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?

If you're having trouble tracking your order:

• Make sure you’ve received the shipping confirmation email with the tracking number.
• Log into your account on our website and use the “Check Your Order Status” button.
• If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.