Key specs
A human-friendly subset of specs (non-null)
Wireless (BT/WiFi)
Yes
Offers
| Retailer | SKU | Price | Stock | Offer | Last seen |
|---|---|---|---|---|---|
| Best Buy | 6413897 | 249.99 USD | In stock | View offer → | 2026-03-14 02:08:31.274454+00:00 |
Recent price history (50)
| Retailer | Price | Stock | Seen at |
|---|---|---|---|
| bestbuy | 249.99 USD | In stock | 2026-03-14 02:08:31.274454+00:00 |
| bestbuy | 249.99 USD | In stock | 2026-03-13 02:16:45.722966+00:00 |
| bestbuy | 249.99 USD | In stock | 2026-03-12 02:09:50.274643+00:00 |
| bestbuy | 249.99 USD | In stock | 2026-03-11 02:07:31.445927+00:00 |
| bestbuy | 249.99 USD | In stock | 2026-03-10 02:17:42.683914+00:00 |
| bestbuy | 249.99 USD | In stock | 2026-03-09 02:15:51.564577+00:00 |
| bestbuy | 249.99 USD | In stock | 2026-03-06 05:50:43.452127+00:00 |
| bestbuy | 249.99 USD | In stock | 2026-03-03 01:41:49.872386+00:00 |
| bestbuy | 249.99 USD | In stock | 2026-03-02 07:27:57.074720+00:00 |
Full specs
Show full spec table
| 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 | KEF - Wireless Subwoofer Adapter Kit - Black |
|---|---|
| Raw brand | KEF |
| Raw category | Best Buy > Home Audio & Speakers > Home Audio Accessories > Speaker Accessories > Subwoofer Accessories |
Canonical highlights (non-null)
| core.title | KEF - Wireless Subwoofer Adapter Kit - Black |
|---|---|
| core.seo_title | KEF KW1TXRX |
| audio.wireless | Yes |
| audio.hi_res_certified | True |
| brand | KEF |
| model | KW1TXRX |
| gtin14 | 00637203046650 |
| images[0] | https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/6413/6413897_sd.jpg |
| category | audio |
| physical.depth_in | 6.5 |
| physical.width_in | 4.9 |
| physical.height_in | 3.15 |
| physical.dimensions_in | 3.15 x 4.9 x 6.5 in |
| warranty.labor | 2 Years |
| warranty.parts | 2 Years |
| schema_version | 1 |
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
{
"sku": 6413897,
"upc": "637203046650",
"url": "https://api.bestbuy.com/click/-/6413897/pdp",
"name": "KEF - Wireless Subwoofer Adapter Kit - Black",
"image": "https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/6413/6413897_sd.jpg",
"details": [
{
"name": "Brand",
"value": "KEF",
"values": [
"KEF"
]
},
{
"name": "Model Number",
"value": "KW1TXRX",
"values": [
"KW1TXRX"
]
},
{
"name": "Product Name",
"value": "Wireless Subwoofer Adapter Kit",
"values": [
"Wireless Subwoofer Adapter Kit"
]
},
{
"name": "Color",
"value": "Black",
"values": [
"Black"
]
},
{
"name": "Accessory Type",
"value": "Wireless adapter kit",
"values": [
"Wireless adapter kit"
]
},
{
"name": "Compatibility",
"value": "KUBE 8b, 10b, 12b, KF92 subwoofers; LSX and LS50 wireless music systems",
"values": [
"KUBE 8b, 10b, 12b, KF92 subwoofers; LSX and LS50 wireless music systems"
]
},
{
"name": "Number of Units Per Package",
"value": "1",
"values": [
"1"
]
},
{
"name": "Product Height",
"value": "3.15 inches",
"values": [
"3.15 inches"
]
},
{
"name": "Product Width",
"value": "4.9 inches",
"values": [
"4.9 inches"
]
},
{
"name": "Product Depth",
"value": "6.5 inches",
"values": [
"6.5 inches"
]
},
{
"name": "Warranty - Parts",
"value": "2 years",
"values": [
"2 years"
]
},
{
"name": "Warranty - Labor",
"value": "2 years",
"values": [
"2 years"
]
}
],
"features": [
{
"feature": "Designed for use with select KEF equipment\nFor use with KUBE 8b, 10b, 12b, KF92 subwoofers and LSX, LS50 wireless music systems."
},
{
"feature": "Discreet transmitter and receiver\nAllows for optimal placement of KEF subwoofers without restriction by hanging cables."
},
{
"feature": "High-quality wireless transmission up to 100'\nDelivers every ounce of detail and impact from your favorite movies and music."
},
{
"feature": "5.2 and 5.8GHz selectable digital wireless link for near-lossless audio\nOffers high-resolution audio up to 24-bit/48kHz."
},
{
"feature": "Advanced channel selection algorithm for low latency\nThe data encryption ensures that day-to-day use is not only worry-free but also secure."
},
{
"feature": "Direct power\nThis transmitter can be powered by USB, while the receiver is powered directly by the KEF subwoofer expansion port without additional power sockets."
}
],
"condition": "New",
"salePrice": 249.99,
"categoryPath": [
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"name": "Best Buy"
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{
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"name": "Home Audio & Speakers"
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"name": "Subwoofer Accessories"
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"manufacturer": "KEF",
"regularPrice": 249.99,
"shippingCost": 0.0,
"longDescription": "Eliminate cables from your sound system setup with this KEF wireless subwoofer adapter kit. Low signal transfer latency offers smooth audio playback, while compatibility with 5.2GHz and 5.8GHz bands provides high-quality 24-bit audio. This KEF wireless subwoofer adapter kit has a range of up to 30m to allow flexible speaker placement, and compatibility with select KUBE subwoofers ensures hassle-free integration.",
"shortDescription": null,
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Newegg raw specs
No Newegg raw specs saved for this product yet.