Synergy Audio SYN Series 12" Subwoofer 1250W RMS Dual 4 Ohm Voice Coil SYN-12D4

• Strong 1,250W RMS power handling built for loud daily bass systems
• Triple magnet motor design with advanced cooling for consistent performance
• High temperature 3 inch voice coil for durability under heavy power
• Heavy duty cast aluminum basket for stability and clean output
• Optimized for ported enclosures from 2 to 3 cubic feet

Synergy Audio SYN Series 12" Subwoofer 1250W RMS Dual 4 Ohm Voice Coil SYN-12D4

This Listing Includes:

• (1) Synergy Audio SYN Series 12" Dual Voice Coil Subwoofer

The SYN Series 12" subwoofer from Synergy Mobile Audio is built for powerful daily bass with competition inspired engineering. Featuring a triple ferrite magnet motor, advanced cooling design, and a high temperature 3 inch voice coil, this sub delivers strong output with excellent control and durability.

Designed with a heavy duty cast aluminum frame, high roll surround, dual Nomex spiders, and reinforced stitched cone, the SYN 12" is optimized for loud musical performance in ported enclosures while maintaining long term reliability.

Specifications:

• RMS Power Handling: 1,250 Watts


• Voice Coil Diameter: 3"


• Impedance: Dual 4 Ohm


• Sensitivity (SPL): 88.3 dB


• Suggested Ported Enclosure: 2.0 to 3.0 ft

T/S Parameters:

• Re: 4.00 Ohm


• Fs: 38.571 Hz


• Sd: 530.930


• Bl: 24.337 Tm


• Qms: 6.645


• Qes: 0.605


• Qts: 0.554


• Vas: 29.224 L


• Cms: 73.010


• Mms: 268.430 g

Dimensions:

• Cutout Diameter: 11.5625"


• Mounting Diameter: 12.875"

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
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• 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.