Skip to content
Free shipping with delivery in 2-4 days See details
Free shipping with delivery in 2-4 days See details



DD Audio 12" Dual 4 Ohm 800W Peak/400W RMS Hi-Def Tuned Subwoofer 1112-D4

SKU DD-1112-D4
Sold out
Original price $411.99
Original price $411.99 - Original price $411.99
Original price $411.99
Current price $329.00
$329.00 - $329.00
Current price $329.00

Free Gifts when added to Cart

The more you spend, the greater selection of free gifts you'll have at your fingertips when selecting items in your shopping cart!

Spend More, Save More

Big Jeff loves his customers!!!
  • Spend $250, Save 3% *Must purchase 2 items to qualify
  • Spend $500, Save 5% *Must purchase 3 items to qualify
  • Spend $1000, Save 7% *Must purchase 4 items to qualify

*Does not apply to: Sundown, XS power or Kicker products*

*Does not stack with other promotional sales*

  • American Craftsmanship: Ensures top-notch quality and durability
  • Customizable Build: Personalize for specific sound requirements
  • High-Definition Sound: Provides clear and powerful audio
  • Efficient Design: Ideal for a wide range of enclosure types
  • Powerful Bass: Handles 200-400 Watts RMS effortlessly

DD Audio 12" Dual 4 Ohm 800W Peak/400W RMS Hi-Def Tuned Subwoofer 1112-D4

This Listing Includes:

  • (1) DD Audio 1112 Series 12" Hi-Def Tuned Subwoofer

The DD Audio 1112 Series 12 Inch Subwoofer is designed for audiophiles who demand both efficiency and exceptional sound quality. Made in the USA using the finest components, this subwoofer offers unparalleled performance and can be customized to fit your specific audio needs. Its Hi-Def Tuned suspensions are optimized for both sealed and small vented enclosures, making it a versatile choice for different audio setups.


  • Speaker Size: 12 Inches

  • RMS Power: 200 - 400 Watts

  • Peak Power: 800 Watts

  • Impedance: D4

  • Voice Coil Diameter: 2 Inches

  • Piston Diameter: 10 Inches

  • Fs: 35 Hz

  • Qms: 5.952

  • Qes: 0.943

  • Qts: 0.815

  • Vas: 57.25 Liters

  • Sensitivity (dBSPL): 86

  • Xmech: 64 MM

  • Xmax: 13.5 MM

  • Frame Outer Diameter: 12.25 Inches

  • Frame OD with Gasket: 12.5 Inches

  • Mounting Diameter: 10.937 Inches

  • Mounting Depth: 5.8 Inches

  • Motor Diameter: 5.75 Inches

  • Motor Depth: 2.35 Inches

  • Magnet Weight: 90 Oz

  • Woofer Displacement: 0.08 CuFt

  • Sealed Enclosure Range: 0.8 - 1.5 CuFt

  • Ported Enclosure Range: 0.8 - 1.75 CuFt


  • Premium USA-Made Quality: Built with the highest grade parts for superior performance

  • Customizable Options: Tailored to meet specific audio preferences

  • Optimal Suspension Tuning: Ideal for sealed and small vented enclosures

  • Versatile Enclosure Compatibility: Excellent performance in various enclosure types

  • Robust Sound Output: Delivers deep bass and precise audio

Payment Information


We accept PayPal for all ebay orders. You can use your credit through PayPal as all major credit card are accepted by PayPal.

We accept PayPal for all international orders, your address must be verified with PayPal.

We are not responsible for any custom duties or brokerage fees that may apply for all international orders.

When you click on the Buy it Now button you are entering into a
contract whereby you agree to purchasing the item at the price listed.

If you want to ship your item to an alternate address please add
that address on your PayPal account and use the address as the default
or confirmed address to pay us through PayPal

With Free Same Business Day Shipping we work to get you your order Fast. 


All orders over $500 will require a signature for delivery.

All pre-selected shipping rates and methods are for customers with a
valid residential or commercial address within the Contiguous 48 United
States (PO Boxes address may require additional charges).

P.O. Boxes, APO/FPO addresses, Alaska, Hawaii, Puerto Rico, Guam,
U.S. Virgin Islands, Northern Mariana Islands, American Samoa, Canada,
and other countries may require additional shipping fees. Please contact
a member of our team for detailed shipping charges.

Shipping is available only to PayPal verified addresses. When making
payment please confirm your address has been verified with PayPal. Once
payment is made shipping address can not be changed/altered. Payments
made using an unverified PayPal address will be refunded and order will
be canceled.

We will not accept request to change shipping address once payment
has been made. Please confirm your shipping address is up-to-date and

Typical handling time for orders is 1-business day. We do our best
to ship every package with-in 1 business day of receiving a cleared
payment. In some circumstances additional time may be need, in which
case we will contact buyer.

Shipped orders that are returned by the shipping company due to an
insufficient address or an undeliverable address will be refunded less a
20% restocking fee.

If package is refused or marked undeliverable and returned
back to us by the carrier, you will need to pay the shipping cost in
full to have the package sent back to you or we can refund the money
minus the cost of shipping


If you have not received your package, but the tracking information shows that it was delivered,
please do the following within 36 hours of expected, stated delivery:


Verify the shipping address on the order is the address where you are looking for the package

Look for a notice of attempted delivery

Look around the delivery location for the package, or see if a neighbor has accepted the delivery

Be sure to double check your mailbox and other usual spots for package delivery


If you think that your package has been stolen, we will require a police report since this is now theft.
Once we have a police report on file for the stolen package, we will reship your order.

Customer Reviews

Be the first to write a review