DS18 6.5" x 6.5" 500 Watt 4 Ohm Black Square Midrange Loudspeaker PRO- — Big Jeff Audio Dealer Platform
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Welcome To The Dealer Platform


DS18 6.5" x 6.5" 500 Watt 4 Ohm Black Square Midrange Loudspeaker PRO-X6.4MSQ

This Listing Includes:
(1) Midrange Speaker PRO-X6.4MSQ

- High power pro audio speaker handling 250w RMS and 500w Peak power.
- Square cone construction to maximize cone area and boost sensitivity for very loud PRO Audio sound.
- Strong ferrite magnet with CCA high wattage voice coil and 95dB sensitivity.

Nominal Diameter: 6.5" x 6.5" Square
Nominal Impedance: 4 Ohm
RMS Power Handling: 250 Watts
MAX Power Handling: 500 Watts
Sensitivity: 95 dB
Frequency Response: 80 - 16.5 KHz
Recommended Hi-Pass Crossover: 120 Hz
Voice Coil Diameter: 1.5" (38.6 mm)
Voice Coil Former Diameter: Kapton
Winding Material: CCAW
Cone Material: Paper
Dust Cap Material: Paper
Surround Material: Cloth
Basket Material: Steel
Basket Color: Glossy Red
Magnet Material: Ferrite
Magnet Weight: 30 Oz
Displacement Volume: 0.32 L

Thiele & Small Parameters:
Vas: 7.613L
Xmax: 8.2mm
Fs: 120 Hz
Qms: 8.184
Qes: 1.053
Gts: 0.933
Mms: 12.575 g
Cms: 0.14 mm / N
BL: 5.536
Le: 4.22 mH
Sd: 132.73 cm2
Re: 3.2 Ohms
Mmd: 10.998g

Overall Diameter: 6.61" x 6.61" (168 x 168 mm)
Overall Depth: 3.11" (79 mm)
Front Mount Baffle Cutout: 6.02" X 6.02? (153 x 153 mm)
Mounting Depth: 2.87" (73 mm)
Motor Diameter: 4.72" (120 mm)

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.