Polk Audio - Polk Reserve R350 Left/Right/Center Surround Speaker, New 1" Pinnacle Ring Tweeter & Four 4" Turbine Cone Woofers - Brown
Price range: $649
Brand: Polk Audio
Category: Audio
A pair of Polk Audio headphones featuring 4 inches drivers, 50 Hz–50 kHz frequency response, and 3Ω impedance.
PQS: 95 (computed 2026-03-14 07:04:56.949833+00:00)
GTIN-14: 00747192134037
Key specs
A human-friendly subset of specs (non-null)
Driver
4 inches
Frequency response
50 hertz - 50 kilohertz
Impedance (ohms)
3
Wireless (BT/WiFi)
No
Offers
| Retailer | SKU | Price | Stock | Offer | Last seen |
|---|---|---|---|---|---|
| Best Buy | 6613887 | 649.0 USD | In stock | View offer → | 2026-03-14 04:08:01.556634+00:00 |
Recent price history (50)
| Retailer | Price | Stock | Seen at |
|---|---|---|---|
| bestbuy | 649.0 USD | In stock | 2026-03-14 04:08:01.556634+00:00 |
| bestbuy | 649.0 USD | In stock | 2026-03-13 04:17:47.097229+00:00 |
| bestbuy | 649.0 USD | In stock | 2026-03-12 04:06:20.921750+00:00 |
| bestbuy | 649.0 USD | In stock | 2026-03-11 04:04:16.448856+00:00 |
| bestbuy | 649.0 USD | In stock | 2026-03-10 04:13:44.283219+00:00 |
| bestbuy | 649.0 USD | In stock | 2026-03-09 04:15:06.232800+00:00 |
| bestbuy | 649.0 USD | In stock | 2026-03-06 06:52:49.537593+00:00 |
Full specs
Show full spec table
| Driver | 4 inches |
|---|---|
| Frequency response | 50 hertz - 50 kilohertz |
| Impedance (ohms) | 3 |
| Wireless (BT/WiFi) | No |
| 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 | Polk Audio - Polk Reserve R350 Left/Right/Center Surround Speaker, New 1" Pinnacle Ring Tweeter & Four 4" Turbine Cone Woofers - Brown |
|---|---|
| Raw brand | Polk Audio |
| Raw category | Best Buy > Home Audio & Speakers > Home Audio > Speakers > In-Wall & In-Ceiling Speakers > In-Wall Speakers |
Canonical highlights (non-null)
| core.title | Polk Audio - Polk Reserve R350 Left/Right/Center Surround Speaker, New 1" Pinnacle Ring Tweeter & Four 4" Turbine Cone Woofers - Brown |
|---|---|
| core.seo_title | Polk Audio R350BROWN |
| audio.driver | 4 inches |
| audio.wireless | No |
| audio.technology | Dolby Atmos |
| audio.impedance_ohms | 3 |
| audio.hi_res_certified | True |
| audio.frequency_response | 50 hertz - 50 kilohertz |
| brand | Polk Audio |
| model | R350BROWN |
| gtin14 | 00747192134037 |
| images[0] | https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/893fe432-b7c7-48ca-9e85-88d4762d3be5.jpg |
| category | audio |
| physical.depth_in | 7.4 |
| physical.width_in | 30.0 |
| physical.height_in | 5.5 |
| physical.weight_kg | 9.07 |
| physical.dimensions_in | 5.5 x 30 x 7.4 in |
| certifications.energy_star | True |
| schema_version | 1 |
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
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Newegg raw specs
No Newegg raw specs saved for this product yet.