2x Black Diamond 8 140W Midrange Speakers + 1 Bullet Tweeters 240W & C — Big Jeff Audio Dealer Platform
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2x Black Diamond 8? 140W Midrange Speakers + 1? Bullet Tweeters 240W & Crossover

Black Diamond introduces a mid-range that handles all you can give it. 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-CM8.4B delivers 140 Watts Max Power with 70 Watts RMS (per speaker)at 4 Ohms, which is enough to tackle a full range of audio. 21oz magnet with 1.2 inch high strength voice coil for high power applications. Integrated bullet resonator for higher ranges without losing midrange frequencies. High efficiency coils for maximum loudness. Sold in pairs.

Black Diamond DIA-T1 tweeter delivers out-of-this-world power, at 120 watts RMS and 240 watts Max at 4 ohms with build in capacitor filter. If you like your highs crisp, bright, and loud, aluminum tweeters are exactly what you need. It's light, strong, and produces a bright sound at high frequencies. Get the most out of your system by upgrading to a super tweeter that gives you everything you're missing from your stock stereo. Discover what a high-end tweeter can do for you.

This Listing Includes:
(2) Black Diamond 8? Midrange Loudspeakers DIA-CM8.4B
(2) Black Diamond 1? Bullet Tweeters DIA-T1

- 140 Watts MAX Power
- Integrated Bullet Resonator
- High Efficiency Coils

Nominal Diameter: 8"
Nominal Impedance: 4 Ohm
RMS Power Handling: 70 Watts
MAX Power Handling: 140 Watts
Sensitivity: (1w/1m): 94.6 dB
Frequency Response: 80Hz-10KHz
Recommended Hi Pass Crossover: 100 Hz

Voice Coil Diameter: 1.2? / 30 mm
Voice Coil Former Material: KSV
Winding Material: CCAW
Cone Material: Paper
Surround Material: Cloth
Basket Material: Steel
Magnet Material: Ceramic
Magnet Weight: 21.64 OZ

Equivalent Volume: Vas 18.514L
Excursion(one way): Xmax 3mm
Free Air Resonance: Fs 95Hz
Mechanical Factor: Qms 19.204
Electrical Factor: Qes 1.602
Total Factor: Qts 1.479
Mechanical Mass: Mms 9.798g
Mechanical Compliance: Cms 285.179m/N
BL Factor: BL 3.475
Voice Coil Inductance: Le 0.21mH
Cone Area: Sd 167mm2
DC Resistance: Re 3.3 Ohms

Overall Diameter : 8.27? / 210mm
Overall Depth: 3.54? / 90mm
Front Mount Baffle Cutout: 7.05? / 179 mm
Mounting Depth: 3.31? / 84 mm
Motor Diameter: 3.94? / 100mm

Nominal Diameter: 3.75"
Nominal Impedance: 4 ohms
AES Power Handling: 60W
Program Power Handling: 120W
Peak Power Handling: 240W
Sensitivity (1w/1m): 103dB
Frequency Response: 3.5K-20KHz
Recommended HI Pass Crossover: 2KHz

Voice Coil Diameter: 1" (25.4mm)
Voice Coil Former Material: Kapton
Winding Material: KCCAW
Diaphragm Material: Aluminum
Magnet Material: Ferrite
Magnet Weight: 8 Oz
Body Material: Aluminum

Overall Diameter: 3.78" (96 mm)
Overall Depth: 1.78" (45 mm)
Front Mount Baffle Cutout: 2.76" (70 mm)
Mounting Depth: 1.5 7" (40 mm)

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.

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


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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.