DD Audio 15" Dual 2 Ohm 10000W Peak/2500W RMS Power Tuned Subwoofer 99 — Big Jeff Audio Dealer Platform
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  • Unparalleled Power and Control: Ready for 1500 - 2500 Watts RMS and bursts up to 10000 Watts
  • Precision Engineered for Bass: Delivers deep, accurate, and dynamic bass, ideal for low-frequency enthusiasts
  • Sturdy and Commanding Design: Built with a heavy-duty motor and high-quality components for durability
  • Optimized for High Excursion: Offers exceptional performance in demanding audio setups
  • Ideal for Large Enclosures: Perfectly suited for 3.0 - 6.0 CuFt ported enclosures, providing flexibility and superior sound quality

DD Audio 15" Dual 2 Ohm 10000W Peak/2500W RMS Power Tuned Subwoofer 9915b (ESP)

This Listing Includes:

  • (1) DD Audio 9915b (ESP) 15 Inch Power Tuned Subwoofer

The 9915b (ESP), affectionately known as "The Beast" from DD Audio's 9900 series, is a subwoofer that commands respect in the realm of bass. Developed for the bassaholic with a profound interest in physics and ultra-low-frequency music, this subwoofer is not just about sheer power, but also about precision and high excursion capabilities. It's optimized for a 1500 – 2500 watt power band and can handle bursts up to 10,000 watts. The 9915b features a formidable motor with 3 inches of magnet cross-section, a 10" OD, and a weight of 70 pounds, driving a 4" flat wound aluminum voice coil to peak excursions in excess of 3 inches.


  • Speaker Size: 15 Inches

  • RMS Power: 1500 - 2500 Watts

  • Peak Power: 10000 Watts

  • Impedance: Dual 2 Ohm

  • Voice Coil Diameter: 4 Inches

  • Piston Diameter: 14.25 Inches

  • Fs: 34.32 Hz

  • Qms: 6.551

  • Qes: 0.426

  • Qts: 0.400

  • Vas: 54.38 Liters

  • Xmech: 62 MM

  • Xmax: 22 MM

  • Frame Outer Diameter: 16.62 Inches

  • Frame OD w/Gasket: 16.75 Inches

  • Mounting Diameter: 15.19 Inches

  • Mounting Depth: 10.31 Inches

  • Motor Diameter: 10.31 Inches

  • Motor Depth: 4.56 Inches

  • Woofer Displacement: 0.4 CuFt

  • Recommended Ported Enclosure: 3.0 - 6.0 CuFt


  • Designed for the most demanding bass enthusiasts and audiophiles.

  • Ideal for ultra-low-frequency music, providing precision and high excursion.

  • Capable of handling extreme power, optimized for a 1500 – 2500 watt range.

  • Features a massive motor for deep, powerful, and controlled bass output.

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.