SKU: 72340852303

Stereo Integrity M3 Carbon - Midrange Set

Sale price$180.00 Regular price$200.00
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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4

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Description

Stereo Integrity M3 Carbon - Midrange SetOur M3 Carbon 3. 5 loudspeaker is a no compromise wideband solution for use in any high end audio system. Smooth midrange fluidity, broad bandwidth, and low inductance are the key design elements on our M3 Carbon loudspeaker. Extensive Finite Element Modeling along with critical analysis data from Klippel USA was used to fine tune the driver into what you see before you. The M3 Carbon has a Carbon Fiber cone and dust cap for lightweight moving mass to

Our M3 Carbon 3.5″ loudspeaker is a no-compromise wideband solution for use in any high-end audio system. Smooth midrange fluidity, broad bandwidth, and low inductance are the key design elements on our M3 Carbon loudspeaker. Extensive Finite Element Modeling along with critical analysis data from Klippel USA was used to fine-tune the driver into what you see before you. The M3 Carbon has a Carbon Fiber cone and dust cap for lightweight moving mass to keep sensitivity as high as possible while providing exceptional cone stiffness. The Carbon Fiber cone is mated to a specific custom tooled synthetic copolymer surround which aids in smooth midrange and excellent durability. The dominant suspension damping force is provided by a Nonex spider between the spiral cut aluminum voice coil former and cast aluminum frame. Inside the motor cup lies a high-strength shielded N45 neodymium motor structure providing high motor force across a single gap motor structure. Inductance is kept low to increase the high-frequency extension up to 20,000 Hz which can negate the need for a tweeter when used on-axis.

While we call the M3 Carbon our midrange it is actually a wideband loudspeaker capable of playing from 125 Hz up to 20,000 Hz. We recommend a highpass crossover point equal to or greater than 300 Hz with a 24 dB/octave slope.

Key Features:

Carbon Fiber cone and dust cap
Synthetic copolymer surround
Cast basket
Copper voice coil
Neo cup motor
Designed and optimized using FEA
Frequency response from 125 Hz to 20,000 Hz

49.5 mm Mounting depth
72.5 mm Cutout
94.4 mm OD

Component Speakers Specifications

Quick Info

Weight 1 lbs
Dimensions (OD) 94.4 mm
Dimensions (Cutout) 72.5 mm
Mounting Depth 49.5 mm
RMS 100 watts
Impedance 4 Ohms

Thiele-Small Parameters

Re 3.4 Ohms
Fs 126 Hz
Qes 1.14 –
Qms 3.14 –
Qts 0.85 –
Le 0.03 mH
Sd 5.13 square inches
Vas 0.62 Liters
BL 3.08 Tesla Meters
Mms 4 grams
Cms 75.1 µM/N
Xmax 3 mm one-way 70% BL
Xmech 5 mm one-way
SPL 86 dB

Materials

Surround Material Rubber –
Cone Material Carbon Fiber –
Voice Coil Material Copper –
Magnet Material Neodymium –

Performance & Compliance

Frequency Response Minimum 150 Hz
Frequency Response Maximum 20,000 Hz
Sensitivity 86 dB
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 72340852303

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4.2 ★★★★★
Based on 6 reviews
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VKI
Lexington, US
★★★★★ 5
Perfect fit.
Size: Large, Color: Dark Gray
I’m 5’9”, about 180 lbs. I got an L based on the Amazon recommendation. The size chart showed the pants being a 36” which is big for me but it’s those that stretch so if you’re a 34” like me, it’ll fit perfectly. No alterations needed for me. Great fit, good looking suit, nice material. I immediately bought another and hope it fits as good as this one. Genuinely impressed.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
N
Verified Purchase
Nagesh Yadav
Battle Creek, US
★★★★★ 4
Pant issue
Size: X-Small, Color: Dark Navy
Except pant. Everything is good.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2026
R
Verified Purchase
Rita Jones
Omaha, US
★★★★★ 5
A good price
Size: Small, Color: Black
For the price , this was a good buy. My 8th grade great-grandson needed a suit and I could not find a black suit to fo fit him. This was perfect.
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Reviewed in the United States on June 3, 2026
A
Verified Purchase
anonymous
Waukegan, US
★★★★★ 5
Dapper!
Size: X-Small, Color: Navy Blue, Size: X-Small, Color: Navy Blue
Beautiful suit and it fit great based on the chart measurements! Will be buying the same suit next size up when the time comes.
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Reviewed in the United States on May 4, 2026
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Verified Purchase
Dre
Los Angeles, US
★★★★★ 5
Great quality, better than a rental.
Size: 4X-Large, Color: Navy Blue, Size: 4X-Large, Color: Navy Blue
This suit was a pleasant surprise in quality! Just note, sizing isn’t perfect since it’s a set, so the pants were really long and the waist slightly bigger than my husband’s actual size, as we had to fit for his chest and shoulders. However, we were able to hem the pants quite easily and he just wore a belt which worked perfectly. For the price and quality you receive, well worth it. We ended up using a different tie than given so it would match my dress. Worth every cent even if worn once since rentals are way more expense. This held up for a full 8hrs of schmoozing and dancing and is still in great shape.
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Reviewed in the United States on March 23, 2025

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