15" 750W RMS 4-Ohm 2.5" DVC Subwoofer Sundown Audio SA Classic / CLASSIC-15-D4

• Powerful Performance: Handles 750W RMS for deep, impactful bass that fills your vehicle with sound.
• Precision Engineering: 15" subwoofer with a 2.5" dual voice coil (DVC) ensures accurate low-frequency reproduction.
• High Durability: Built with robust materials to withstand intense use and deliver consistent performance.
• Versatile Installation: Designed for various enclosure types, making it adaptable to your specific setup.
• Ultimate Sound Quality: Experience bass that is both tight and powerful, elevating your entire audio experience.

15" 750W RMS 4-Ohm 2.5" DVC Subwoofer Sundown Audio SA Classic / CLASSIC-15-D4

This Listing Includes:

• (1) CLASSIC-15-D4 Subwoofer

Description:

Unleash deep, powerful bass with the Sundown Audio SA Classic 15" Subwoofer. This subwoofer is engineered for those who demand the highest performance from their audio systems. With 750W RMS power handling and a 2.5" dual voice coil (DVC) configuration, this subwoofer delivers incredible low-frequency response and unparalleled durability. Whether you're looking to shake your car with heart-thumping bass or simply want crystal-clear sound, the SA Classic is designed to exceed expectations, bringing your music to life with precision and power.

Features:

• RMS 750 watts


• Dual 4 ohm voice coils


• Optimized for small ported, sealed, & band-pass enclosures


• Large aluminum Faraday ring for smooth acoustic response


• High strength cast aluminum frame


• Low distortion motor construction


• High-temperature voice coil wire


• Spring-loaded terminals


• Stitched-on "XL" tinsel lead wires

Thiele And Small Parameters:

• RE (Ohms): 7.00


• FS (Hz): 36.4


• VAS (L): 67.3


• Qes: 0.62


• Qms: 2.94


• Qts: 0.51


• Le (mH): 4.71


• BL (NA): 26.94


• Mms (Grams): 284


• Cms (uM/N): 67.2


• Sens (dB @ 1w/1m): 89.0

Enclosure Specifications

• Sealed Enclosure: 2.5 cu ft


• Ported Enclosure: 3.5 cu ft


• Recommended Tuning: 35Hz


• Recommended Port Area: 35 sq in


• Displacement: 0.17 cu ft


• Depth: 7.69"


• Outside Diameter: 15.5"


• Cut-Out: 14"

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.