MartinLogan - Dynamo Foundation 12, 12” Sealed, Powered Subwoofer, with Magnitude MT-700 Amplifier, DSP-Optimized, and Wireless Ready - Brushed Black
Price range: $639.99
Brand: MartinLogan
Category: Audio
A pair of MartinLogan headphones featuring 12 inches drivers and 24 Hz–200 kHz frequency response.
PQS: 90 (computed 2026-03-17 07:14:03.385317+00:00)
GTIN-14: 00810123026913
Key specs
A human-friendly subset of specs (non-null)
Driver
12 inches
Frequency response
24 hertz - 200 kilohertz
Wireless (BT/WiFi)
Yes
Offers
| Retailer | SKU | Price | Stock | Offer | Last seen |
|---|---|---|---|---|---|
| Best Buy | 6587718 | 639.99 USD | In stock | View offer → | 2026-03-17 03:50:02.109964+00:00 |
Recent price history (50)
| Retailer | Price | Stock | Seen at |
|---|---|---|---|
| bestbuy | 639.99 USD | In stock | 2026-03-17 03:50:02.109964+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-16 03:47:21.730244+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-15 03:37:34.355244+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-14 03:41:17.108724+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-13 03:51:20.310372+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-12 03:41:09.768095+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-11 03:39:11.880138+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-10 03:47:57.851188+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-09 03:48:23.551326+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-06 06:39:12.660015+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-03 02:29:12.953929+00:00 |
| bestbuy | 639.99 USD | In stock | 2026-03-02 08:59:07.841840+00:00 |
Full specs
Show full spec table
| Driver | 12 inches |
|---|---|
| Frequency response | 24 hertz - 200 kilohertz |
| Wireless (BT/WiFi) | Yes |
| Reconciled at | 2026-03-06 10:20:22.157613+00:00 |
Canonical JSON (expand)
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Related products
Simple similarity over extracted specs (publish_set only)
Debug data (expand)
| Raw title | MartinLogan - Dynamo Foundation 12, 12” Sealed, Powered Subwoofer, with Magnitude MT-700 Amplifier, DSP-Optimized, and Wireless Ready - Brushed Black |
|---|---|
| Raw brand | MartinLogan |
| Raw category | Best Buy > Home Audio & Speakers > Home Audio > Speakers > Home Subwoofers > Home Powered Subwoofers |
Canonical highlights (non-null)
| core.title | MartinLogan - Dynamo Foundation 12, 12” Sealed, Powered Subwoofer, with Magnitude MT-700 Amplifier, DSP-Optimized, and Wireless Ready - Brushed Black |
|---|---|
| core.seo_title | MartinLogan DYNFND12D |
| audio.driver | 12 inches |
| audio.wireless | Yes |
| audio.frequency_response | 24 hertz - 200 kilohertz |
| brand | MartinLogan |
| model | DYNFND12D |
| gtin14 | 00810123026913 |
| images[0] | https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/967220fa-49ac-4c5b-bf56-e66c206c594e.jpg |
| category | audio |
| physical.depth_in | 14.7 |
| physical.width_in | 14.1 |
| physical.height_in | 16.0 |
| physical.weight_kg | 13.2 |
| physical.dimensions_in | 16 x 14.1 x 14.7 in |
| warranty.labor | 3 Years |
| warranty.parts | 3 Years |
| schema_version | 1 |
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
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"feature": "The MartinLogan Sound\nMartinLogan subwoofers are uniquely engineered to compliment the exotic thin-film technologies utilized in MartinLogan loudspeakers. Emphasizing high-performance and decor friendly aesthetics, MartinLogan subwoofers expertly blend audiophile musicality and theatrics with dynamic output and accuracy into a compact design."
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"feature": "Magnitude MT-700 Amplifier\nMartinLogan’s proprietary Magnitude Amplifiers unleash the full potential of the custom-engineered Dynamo Foundation woofers. The Magnitude MT-700 delivers up to 700w Peak(350w RMS) of clean power for incredible impact and effortless musicality. The ultra-efficient Class-D Magnitude MT-700 delivers commanding bass with the utmost precision and control, providing an immersive experience regardless of the content."
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Newegg raw specs
No Newegg raw specs saved for this product yet.