DS18 6X9" 550W 4 ohm Water Resistant Coaxial Midrange Loud Speaker PRO — Big Jeff Audio Dealer Platform
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Welcome To The Dealer Platform


  • Elevate your driving experience with the PRO-ZT69 Coaxial Mid-Range Loudspeaker.
  • Immerse yourself in crystal-clear audio with a 6x9" water-resistant cone and built-in bullet tweeter.
  • Experience the perfect blend of highs and lows, thanks to the 275W RMS power handling.
  • Durable grill included for protection against kicks and scuffs during your musical journey.
  • PRO-ZT69: Where performance meets resilience for an unparalleled in-car audio adventure.

DS18 6X9" 550W 4 ohm Water Resistant Coaxial Midrange Loud Speaker PRO-ZT69

This Listing Includes

  • (1) 550W 4 ohm Water Resistant Coaxial Midrange Speaker

  • (1) Black Metal Mesh grille

Revolutionize your driving experience with the PRO-ZT69 Coaxial Mid-Range Loudspeaker. Featuring a 6x9" water-resistant cone, neodymium magnet, and a built-in bullet tweeter, this speaker delivers a powerful and immersive audio experience. The 275W RMS power handling ensures a harmonious blend of highs and lows, while the included durable grill provides protection against accidental damage. With a frequency response range of 60Hz - 22KHz, the PRO-ZT69 reproduces every nuance and detail of your favorite music. Upgrade your car audio system with the PRO-ZT69 and enjoy worry-free, high-performance sound on the road.


  • Coaxial mid-range loudspeaker

  • Water-resistant cone for durability

  • Built-in bullet tweeter for crisp highs

  • 275 Watts RMS power handling at 4 ohms

  • Durable grill included for added protection

Technical Specifications:

  • SKU: PRO-ZT69

  • Nominal Diameter: 6x9"

  • Nominal Impedance: 4 ohms

  • RMS Power Handling: 275 WATTS

  • Maximum Power Handling: 550 WATTS

  • Sensitivity (1w/1m): 98dB

  • Frequency Response: 60Hz-22KHz

  • Recommended Hi Pass Crossover: 80 Hz

  • Voice Coil Diameter (Midrange): 1.5" (38.1 mm)

  • Voice Coil Diameter (Tweeter): 1"

  • Vas: 14.6927 LTR

  • Xmax: 16 mm

  • Fs: 85 Hz

  • Qms: 3.906

  • Qes: 0.639

  • Qts: 0.549

  • Re: 3.2 ohms


Overall Diameter: 10.24" x 7.09"

Front Mount Baffle Cutout: 8.62" x 5.91"

Mounting Depth: 3.35"

Overall Depth: 3.81"

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.