MartinLogan - Motion 4" 75-Watt Passive 2-Way Bookshelf Speaker (Each) - Gloss Black
Price range: $274.99
Brand: MartinLogan
Category: Audio
A pair of MartinLogan headphones featuring 1 inches drivers, 70 Hz–23 kHz frequency response, and 4Ω impedance.
PQS: 97 (computed 2026-05-09 07:06)
GTIN-14: 00810123023097
Key specs
A human-friendly subset of populated specs
Driver
1 inches
Frequency response
70 hertz - 23 kilohertz
Impedance (ohms)
4
Wireless (BT/WiFi)
No
Offers
| Retailer | SKU | Price | Stock | Offer | Last seen |
|---|---|---|---|---|---|
| Best Buy | 5870708 | 274.99 USD | In stock | View offer → | 2026-05-10 01:41 |
Recent price history (50)
Show price log (50 entries)
| Retailer | Price | Stock | Seen at |
|---|---|---|---|
| bestbuy | 274.99 USD | In stock | 2026-05-10 01:41 |
| bestbuy | 274.99 USD | In stock | 2026-05-09 01:32 |
| bestbuy | 274.99 USD | In stock | 2026-05-08 01:42 |
| bestbuy | 274.99 USD | In stock | 2026-05-07 01:29 |
| bestbuy | 274.99 USD | In stock | 2026-05-06 01:34 |
| bestbuy | 274.99 USD | In stock | 2026-05-05 01:34 |
| bestbuy | 274.99 USD | In stock | 2026-05-04 01:42 |
| bestbuy | 274.99 USD | In stock | 2026-05-03 01:31 |
| bestbuy | 274.99 USD | In stock | 2026-05-02 01:28 |
| bestbuy | 274.99 USD | In stock | 2026-05-01 01:29 |
| bestbuy | 274.99 USD | In stock | 2026-04-30 01:39 |
| bestbuy | 274.99 USD | In stock | 2026-04-29 01:31 |
| bestbuy | 274.99 USD | In stock | 2026-04-28 01:41 |
| bestbuy | 274.99 USD | In stock | 2026-04-26 01:41 |
| bestbuy | 274.99 USD | In stock | 2026-04-25 01:37 |
| bestbuy | 274.99 USD | In stock | 2026-04-24 01:31 |
| bestbuy | 274.99 USD | In stock | 2026-04-23 01:33 |
| bestbuy | 274.99 USD | In stock | 2026-04-22 01:34 |
| bestbuy | 274.99 USD | In stock | 2026-04-21 01:37 |
| bestbuy | 274.99 USD | In stock | 2026-04-20 01:40 |
| bestbuy | 274.99 USD | In stock | 2026-04-19 01:36 |
| bestbuy | 274.99 USD | In stock | 2026-04-18 01:37 |
| bestbuy | 274.99 USD | In stock | 2026-04-17 01:41 |
| bestbuy | 274.99 USD | In stock | 2026-04-16 01:37 |
| bestbuy | 274.99 USD | In stock | 2026-04-15 01:38 |
| bestbuy | 274.99 USD | In stock | 2026-04-14 01:30 |
| bestbuy | 274.99 USD | In stock | 2026-04-13 01:31 |
| bestbuy | 274.99 USD | In stock | 2026-04-12 01:39 |
| bestbuy | 274.99 USD | In stock | 2026-04-11 01:38 |
| bestbuy | 274.99 USD | In stock | 2026-04-10 01:35 |
| bestbuy | 274.99 USD | In stock | 2026-04-09 01:39 |
| bestbuy | 274.99 USD | In stock | 2026-04-08 01:35 |
| bestbuy | 274.99 USD | In stock | 2026-04-07 01:22 |
| bestbuy | 274.99 USD | In stock | 2026-04-05 01:38 |
| bestbuy | 274.99 USD | In stock | 2026-04-04 01:38 |
| bestbuy | 274.99 USD | In stock | 2026-04-03 01:33 |
| bestbuy | 274.99 USD | In stock | 2026-04-02 01:34 |
| bestbuy | 274.99 USD | In stock | 2026-04-01 01:32 |
| bestbuy | 274.99 USD | In stock | 2026-03-31 01:43 |
| bestbuy | 274.99 USD | In stock | 2026-03-30 01:29 |
| bestbuy | 274.99 USD | In stock | 2026-03-29 01:39 |
| bestbuy | 274.99 USD | In stock | 2026-03-28 01:38 |
| bestbuy | 274.99 USD | In stock | 2026-03-27 01:34 |
| bestbuy | 274.99 USD | In stock | 2026-03-26 01:30 |
| bestbuy | 274.99 USD | In stock | 2026-03-25 01:31 |
| bestbuy | 274.99 USD | In stock | 2026-03-24 01:35 |
| bestbuy | 274.99 USD | In stock | 2026-03-23 01:29 |
| bestbuy | 274.99 USD | In stock | 2026-03-22 01:32 |
| bestbuy | 274.99 USD | In stock | 2026-03-21 01:32 |
| bestbuy | 274.99 USD | In stock | 2026-03-20 01:31 |
Full specs
Show full spec table
| Driver | 1 inches |
|---|---|
| Frequency response | 70 hertz - 23 kilohertz |
| Impedance (ohms) | 4 |
| Wireless (BT/WiFi) | No |
| Reconciled at | 2026-03-06 10:56 |
Canonical JSON (expand)
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"title": "MartinLogan - Motion 4\" 75-Watt Passive 2-Way Bookshelf Speaker (Each) - Gloss Black",
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Related products
Simple similarity over extracted specs (publish_set only)
Debug data (expand)
| Raw title | MartinLogan - Motion 4" 75-Watt Passive 2-Way Bookshelf Speaker (Each) - Gloss Black |
|---|---|
| Raw brand | MartinLogan |
| Raw category | Best Buy > Home Audio & Speakers > Home Audio > Speakers > Bookshelf Speakers |
Canonical highlights (populated fields only)
| core.title | MartinLogan - Motion 4" 75-Watt Passive 2-Way Bookshelf Speaker (Each) - Gloss Black |
|---|---|
| core.seo_title | MartinLogan MO4IBL |
| audio.driver | 1 inches |
| audio.wireless | No |
| audio.impedance_ohms | 4 |
| audio.frequency_response | 70 hertz - 23 kilohertz |
| brand | MartinLogan |
| model | MO4IBL |
| gtin14 | 00810123023097 |
| images[0] | https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/5870/5870708_sd.jpg |
| category | audio |
| physical.depth_in | 5.7 |
| physical.width_in | 5.6 |
| physical.height_in | 12.6 |
| physical.weight_kg | 2.72 |
| physical.dimensions_in | 12.6 x 5.6 x 5.7 in |
| certifications.energy_star | False |
| schema_version | 1 |
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
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"value": "Ported",
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{
"name": "RMS Power",
"value": "75 watts",
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"name": "Peak Power Handling",
"value": "150 watts",
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"value": "4 ohms",
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"value": "1 inches",
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"value": "0",
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"name": "Number of Woofers",
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"features": [
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"feature": "75W peak power handling\nHelps ensure rich, dynamic sound."
},
{
"feature": "4\" paper woofer\nAlong with 1\" x 1.4\" tweeter for a complete range of sounds."
},
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"feature": "2-way speaker system\nSounds like 1 source rather than several separate sources."
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Newegg raw specs
No Newegg raw specs saved for this product yet.