Black Diamond DIA-M6 6.5" Mid Range Loudspeaker with Bullet 450 Watts — Big Jeff Audio Dealer Platform
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Welcome To The Dealer Platform


  • TOP-NOTCH 6.5 DOOR SPEAKERS: Our DIA-M6 6.5 door speakers are designed to handle the midrange with precision, delivering exceptional sound quality for both instrumentals and vocals.
  • IMPRESSIVE 6.5 MIDRANGE PERFORMANCE: Experience the power you can count on with our DIA-M6 6.5 midrange speakers, offering an impressive 450W Max Power and 225W RMS at 8 Ohms, making them perfect for car door speakers and various audio applications.
  • EXCLUSIVE BLACK DIAMOND DESIGN: These 6.5 speakers feature an exclusive Black Diamond design, equipped with a 30oz magnet and a 1-inch high-strength voice coil to excel in high-power applications.
  • ENHANCED SOUND WITH BULLET RESONATOR: Our integrated bullet resonator enhances higher frequencies without compromising midrange frequencies, ensuring a well-balanced audio experience.
  • PRECISE MEASUREMENTS: Check out our precise measurements for easy installation - Overall Diameter: 6.61 inches, Overall Depth: 2.83 inches, Mounting Depth: 2.60 inches, Front Mount Baffle Cutout: 5.72 inches, and Motor Diameter: 4.72 inches.

Black Diamond DIA-M6 6.5" Mid Range Loudspeaker with Bullet 450 Watts 8-Ohm

THIS LISTING INCLUDES: (1) Black Diamond 6.5" Midrange Loudspeaker DIA-M6

Black Diamond introduces a midrange that handles it all! A mid-range driver that can answer the call to handle the most significant part of the audible sound spectrum. A speaker that sounds great with just instrumentals and, even better with vocals. This midrange has power you can count on-the DIA-M6 delivers an impressive 450 Watts Max Power with 225 Watts RMS at 8 Ohms, which is enough to tackle a full range of audio. Exclusive Black Diamond design. 30oz magnet with 1.5 inch high strength voice coil for high power applications.

Nominal Diameter: 6.5"
RMS Power Handling: 225W
MAX Power Handling: 450W
Nominal Impedance: 8 Ohm
Sensitivity: (1w/1m): 94 dB
Frequency Response: 125Hz-8KHz
Recommended Hi Pass Crossover: 140 Hz

Voice Coil Diameter: 1.5 / 38.6 mm
Voice Coil Former Material: Kapton
Winding Material: CCAW
Cone Material: Paper
Surround Material: Cloth
Basket Material: Steel
Magnet Material: Ferrite
Magnet Weight: 30 oz
Displacement Volume: 0.32L

Equivalent Volume: Vas 2.654L
Excursion (one way): Xmax 8.2mm
Free Air Resonance: Fs 115Hz
Mechanical Factor: Qms 9.856
Electrical Factor: Qes 0.781
Total Factor: Qts 0.678
CD Resistance: Re 5.2 Ohms

Overall Diameter : 6.61
Overall Depth: 2.83
Front Mount Baffle Cutout: 5.72
Mounting Depth: 2.60
Motor Diameter: 4.72
Gross Unit Weight: 5 lbs

Payment Information


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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.

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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


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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.