Polk Audio - Vanishing Series RT 9" 125W 3-Way In-Ceiling Loudspeaker (Each) - White
Price range: $299
Brand: Polk Audio
Category: Audio
A pair of Polk Audio headphones featuring 9 inches drivers, 30 Hz–27 kHz frequency response, and 8Ω impedance.
PQS: 97 (computed 2026-05-13 07:10)
GTIN-14: 00747192120788
Key specs
A human-friendly subset of populated specs
Driver
9 inches
Frequency response
30 hertz - 27 kilohertz
Impedance (ohms)
8
Wireless (BT/WiFi)
No
Offers
| Retailer | SKU | Price | Stock | Offer | Last seen |
|---|---|---|---|---|---|
| Best Buy | 4215111 | 299.0 USD | In stock | View offer → | 2026-05-14 01:32 |
Recent price history (50)
Show price log (50 entries)
| Retailer | Price | Stock | Seen at |
|---|---|---|---|
| bestbuy | 299.0 USD | In stock | 2026-05-14 01:32 |
| bestbuy | 299.0 USD | In stock | 2026-05-13 01:22 |
| bestbuy | 299.0 USD | In stock | 2026-05-12 01:27 |
| bestbuy | 299.0 USD | In stock | 2026-05-11 01:23 |
| bestbuy | 299.0 USD | In stock | 2026-05-10 01:33 |
| bestbuy | 299.0 USD | In stock | 2026-05-09 01:24 |
| bestbuy | 299.0 USD | In stock | 2026-05-08 01:33 |
| bestbuy | 299.0 USD | In stock | 2026-05-07 01:21 |
| bestbuy | 299.0 USD | In stock | 2026-05-06 01:26 |
| bestbuy | 299.0 USD | In stock | 2026-05-05 01:25 |
| bestbuy | 299.0 USD | In stock | 2026-05-04 01:33 |
| bestbuy | 299.0 USD | In stock | 2026-05-03 01:22 |
| bestbuy | 299.0 USD | In stock | 2026-05-02 01:19 |
| bestbuy | 299.0 USD | In stock | 2026-05-01 01:20 |
| bestbuy | 299.0 USD | In stock | 2026-04-30 01:30 |
| bestbuy | 299.0 USD | In stock | 2026-04-29 01:22 |
| bestbuy | 299.0 USD | In stock | 2026-04-28 01:32 |
| bestbuy | 299.0 USD | In stock | 2026-04-26 01:32 |
| bestbuy | 299.0 USD | In stock | 2026-04-25 01:29 |
| bestbuy | 299.0 USD | In stock | 2026-04-24 01:22 |
| bestbuy | 299.0 USD | In stock | 2026-04-23 01:25 |
| bestbuy | 299.0 USD | In stock | 2026-04-22 01:25 |
| bestbuy | 299.0 USD | In stock | 2026-04-21 01:29 |
| bestbuy | 299.0 USD | In stock | 2026-04-20 01:32 |
| bestbuy | 299.0 USD | In stock | 2026-04-19 01:27 |
| bestbuy | 299.0 USD | In stock | 2026-04-18 01:28 |
| bestbuy | 299.0 USD | In stock | 2026-04-17 01:33 |
| bestbuy | 299.0 USD | In stock | 2026-04-16 01:28 |
| bestbuy | 299.0 USD | In stock | 2026-04-15 01:29 |
| bestbuy | 299.0 USD | In stock | 2026-04-14 01:22 |
| bestbuy | 299.0 USD | In stock | 2026-04-13 01:23 |
| bestbuy | 299.0 USD | In stock | 2026-04-12 01:30 |
| bestbuy | 299.0 USD | In stock | 2026-04-11 01:29 |
| bestbuy | 299.0 USD | In stock | 2026-04-10 01:26 |
| bestbuy | 299.0 USD | In stock | 2026-04-09 01:30 |
| bestbuy | 299.0 USD | In stock | 2026-04-08 01:27 |
| bestbuy | 299.0 USD | In stock | 2026-04-05 01:29 |
| bestbuy | 299.0 USD | In stock | 2026-04-04 01:30 |
| bestbuy | 299.0 USD | In stock | 2026-04-03 01:24 |
| bestbuy | 299.0 USD | In stock | 2026-04-02 01:26 |
| bestbuy | 299.0 USD | In stock | 2026-04-01 01:23 |
| bestbuy | 299.0 USD | In stock | 2026-03-31 01:34 |
| bestbuy | 299.0 USD | In stock | 2026-03-30 01:20 |
| bestbuy | 299.0 USD | In stock | 2026-03-29 01:30 |
| bestbuy | 299.0 USD | In stock | 2026-03-28 01:29 |
| bestbuy | 299.0 USD | In stock | 2026-03-27 01:25 |
| bestbuy | 299.0 USD | In stock | 2026-03-26 01:21 |
| bestbuy | 299.0 USD | In stock | 2026-03-25 01:22 |
| bestbuy | 299.0 USD | In stock | 2026-03-24 01:26 |
| bestbuy | 299.0 USD | In stock | 2026-03-23 01:20 |
Full specs
Show full spec table
| Driver | 9 inches |
|---|---|
| Frequency response | 30 hertz - 27 kilohertz |
| Impedance (ohms) | 8 |
| Wireless (BT/WiFi) | No |
| Reconciled at | 2026-03-06 10:56 |
Canonical JSON (expand)
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"title": "Polk Audio - Vanishing Series RT 9\" 125W 3-Way In-Ceiling Loudspeaker (Each) - White",
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"dimensions_in": "13.2 x 9.63 x 9.38 in"
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Related products
Simple similarity over extracted specs (publish_set only)
Debug data (expand)
| Raw title | Polk Audio - Vanishing Series RT 9" 125W 3-Way In-Ceiling Loudspeaker (Each) - White |
|---|---|
| Raw brand | Polk Audio |
| Raw category | Best Buy > Home Audio & Speakers > Home Audio > Speakers > In-Wall & In-Ceiling Speakers > In-Ceiling Speakers |
Canonical highlights (populated fields only)
| core.title | Polk Audio - Vanishing Series RT 9" 125W 3-Way In-Ceiling Loudspeaker (Each) - White |
|---|---|
| core.seo_title | Polk Audio 90RT |
| audio.driver | 9 inches |
| audio.wireless | No |
| audio.impedance_ohms | 8 |
| audio.frequency_response | 30 hertz - 27 kilohertz |
| brand | Polk Audio |
| model | 90RT |
| gtin14 | 00747192120788 |
| images[0] | https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/4215/4215111_sa.jpg |
| display.panel_type | VA |
| category | audio |
| physical.depth_in | 9.38 |
| physical.width_in | 9.63 |
| physical.height_in | 13.2 |
| physical.weight_kg | 4.54 |
| physical.dimensions_in | 13.2 x 9.63 x 9.38 in |
| warranty.labor | Limited lifetime |
| warranty.parts | Limited lifetime |
| schema_version | 1 |
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
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"url": "https://api.bestbuy.com/click/-/4215111/pdp",
"name": "Polk Audio - Vanishing Series RT 9\" 125W 3-Way In-Ceiling Loudspeaker (Each) - White",
"image": "https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/4215/4215111_sa.jpg",
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"name": "Speaker Type",
"value": "In-Ceiling",
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"In-Ceiling"
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"name": "Impedance",
"value": "8 ohms",
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"8 ohms"
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"name": "Minimum Frequency Response",
"value": "30 hertz",
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"30 hertz"
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"value": "27 kilohertz",
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"name": "Sensitivity",
"value": "90 decibels",
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"90 decibels"
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{
"name": "Number of Speakers",
"value": "1",
"values": [
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{
"name": "Tweeter Size",
"value": "0.75 inches",
"values": [
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"name": "Midrange Size",
"value": "3.25 inches",
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"value": "9 inches",
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"value": "Wired",
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"value": "No",
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"value": "1 x 3.5mm microphone",
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"value": "1 x LAN",
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"name": "Speaker Wire Connection Type",
"value": "Spring clip",
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"value": "13.2 inches",
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"value": "9.38 inches",
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"value": "10 pounds",
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"value": "3.25 Cut out diameter",
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"features": [
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"feature": "Handles up to 125W power per channel\nFor robust and controlled audio that is crisp and clear."
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"feature": "One 9\" woofer\nFeatures Dynamic Balance construction with a mineral-filled polypropylene cone for vibrant sound."
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{
"feature": "One 0.75\" silk/polymer dome tweeter\nAlong with one 3.25\" Dynamic Balance midrange driver with a mineral-filled polypropylene cone delivers a complete range of sounds with optimal audio quality."
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"feature": "In-ceiling mounting\nCreates outstanding sound quality in rooms where space is at a premium."
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"feature": "Vanishing reflective room compensation\nLowers the tweeter level to compensate for reflective surfaces to ensure optimal audio quality within the 4-5kHz range."
},
{
"feature": "Dual bandpass bass ports\nChannel low frequencies down around the driver array to ensure full sound and broad coverage with excellent bass."
},
{
"feature": "Gold-plated spring-loaded posts\nOffer simple, secure connectivity."
},
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"feature": "Sheer-Grille\nMagnetically attaches to the speaker and protrudes only 7mm to provide a sleek, seamless appearance. The grille is paintable to let you match your décor."
},
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"feature": "30Hz - 27kHz frequency response\nFor faithful sound reproduction."
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"feature": "8 ohms nominal impedance\nConducts power through the speaker."
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Newegg raw specs
No Newegg raw specs saved for this product yet.