Key specs
A human-friendly subset of specs (non-null)
Impedance (ohms)
4
Wireless (BT/WiFi)
No
Offers
| Retailer | SKU | Price | Stock | Offer | Last seen |
|---|---|---|---|---|---|
| Best Buy | 6290788 | 1499.99 USD | In stock | View offer → | 2026-03-18 01:51:32.579932+00:00 |
Recent price history (50)
| Retailer | Price | Stock | Seen at |
|---|---|---|---|
| bestbuy | 1499.99 USD | In stock | 2026-03-18 01:51:32.579932+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-17 01:54:33.553418+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-16 01:53:48.187686+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-15 01:40:09.150395+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-14 01:44:46.449925+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-13 01:52:51.897455+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-12 01:46:25.264028+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-11 01:44:52.098083+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-10 01:54:35.284577+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-09 01:52:45.287091+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-06 05:38:54.492115+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-03 01:29:51.433383+00:00 |
| bestbuy | 1499.99 USD | In stock | 2026-03-02 07:04:48.057763+00:00 |
Full specs
Show full spec table
| Impedance (ohms) | 4 |
|---|---|
| Wireless (BT/WiFi) | No |
| Reconciled at | 2026-03-06 10:20:22.157613+00:00 |
Canonical JSON (expand)
{
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"core": {
"title": "KEF - KASA500 Amplifier - Black",
"seo_title": "KEF KEF KASA500"
},
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},
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},
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"depth_in": 12.0,
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},
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},
"warranty": {
"labor": "1 Year",
"parts": "1 Year"
},
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Related products
Simple similarity over extracted specs (publish_set only)
Debug data (expand)
| Raw title | KEF - KASA500 Amplifier - Black |
|---|---|
| Raw brand | KEF |
| Raw category | Best Buy > Home Audio & Speakers > Home Audio > Receivers & Amplifiers > Home Amplifiers |
Canonical highlights (non-null)
| core.title | KEF - KASA500 Amplifier - Black |
|---|---|
| core.seo_title | KEF KEF KASA500 |
| audio.wireless | No |
| audio.impedance_ohms | 4 |
| brand | KEF |
| model | KEF KASA500 |
| gtin14 | 00637203211140 |
| images[0] | https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/6290/6290788_sd.jpg |
| category | audio |
| physical.depth_in | 12.0 |
| physical.width_in | 17.0 |
| physical.height_in | 3.5 |
| physical.weight_kg | 4.08 |
| physical.dimensions_in | 3.5 x 17 x 12 in |
| warranty.labor | 1 Year |
| warranty.parts | 1 Year |
| schema_version | 1 |
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
{
"sku": 6290788,
"upc": "637203211140",
"url": "https://api.bestbuy.com/click/-/6290788/pdp",
"name": "KEF - KASA500 Amplifier - Black",
"image": "https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/6290/6290788_sd.jpg",
"details": [
{
"name": "Brand",
"value": "KEF",
"values": [
"KEF"
]
},
{
"name": "Model Number",
"value": "KEF KASA500",
"values": [
"KEF KASA500"
]
},
{
"name": "Product Name",
"value": "KASA500 Amplifier",
"values": [
"KASA500 Amplifier"
]
},
{
"name": "Color",
"value": "Black",
"values": [
"Black"
]
},
{
"name": "Continuous Watts x Channel @ Ohms",
"value": "250 Watt x 2 @ 4 Ohm",
"values": [
"250 Watt x 2 @ 4 Ohm"
]
},
{
"name": "Total Power Handling",
"value": "500 watts",
"values": [
"500 watts"
]
},
{
"name": "Number of Channels",
"value": "2",
"values": [
"2"
]
},
{
"name": "Impedance",
"value": "4",
"values": [
"4"
]
},
{
"name": "Amplifier Class",
"value": "D",
"values": [
"D"
]
},
{
"name": "Amplifier Type",
"value": "Power amplifiers",
"values": [
"Power amplifiers"
]
},
{
"name": "Video Only Inputs",
"value": "No video only inputs",
"values": [
"No video only inputs"
]
},
{
"name": "Network Connector(s)",
"value": "No network connectors",
"values": [
"No network connectors"
]
},
{
"name": "Speaker-Level Inputs",
"value": "Yes",
"values": [
"Yes"
]
},
{
"name": "Line-Level Inputs",
"value": "Yes",
"values": [
"Yes"
]
},
{
"name": "Speaker Connection Type",
"value": "RCA",
"values": [
"RCA"
]
},
{
"name": "Video Only Outputs",
"value": "No video only outputs",
"values": [
"No video only outputs"
]
},
{
"name": "Bridgeable",
"value": "Yes",
"values": [
"Yes"
]
},
{
"name": "Product Height",
"value": "3.5 inches",
"values": [
"3.5 inches"
]
},
{
"name": "Product Width",
"value": "17 inches",
"values": [
"17 inches"
]
},
{
"name": "Product Depth",
"value": "12 inches",
"values": [
"12 inches"
]
},
{
"name": "Product Weight",
"value": "9 pounds",
"values": [
"9 pounds"
]
},
{
"name": "Warranty - Parts",
"value": "1 year",
"values": [
"1 year"
]
},
{
"name": "Warranty - Labor",
"value": "1 year",
"values": [
"1 year"
]
}
],
"features": [
{
"feature": "500W total power\nRMS rating of 250W x 2 at 4 ohms, two channels driven for robust audio."
},
{
"feature": "Bridge mode\nAllows you to convert the 250W x 2 at 4 ohms amplifier into a monaural 500W x 1 at 8 ohms amplifier."
},
{
"feature": "DSP-controlled system amplifier\nThis amplifier is optimized to deliver thunderous bass from KEF Ci subwoofers."
},
{
"feature": "Class D design\nCombines efficiency with fidelity for high-powered operation."
},
{
"feature": "Line and speaker level inputs\nLet you connect a variety of equipment."
},
{
"feature": "For additional information please see the Specifications Tab."
}
],
"condition": "New",
"salePrice": 1499.99,
"categoryPath": [
{
"id": "cat00000",
"name": "Best Buy"
},
{
"id": "abcat0200000",
"name": "Home Audio & Speakers"
},
{
"id": "pcmcat241600050001",
"name": "Home Audio"
},
{
"id": "pcmcat309300050002",
"name": "Receivers & Amplifiers"
},
{
"id": "abcat0202004",
"name": "Home Amplifiers"
}
],
"manufacturer": "KEF",
"regularPrice": 1499.99,
"shippingCost": 0.0,
"longDescription": "Get the most out of your home theater with this KEF subwoofer amplifier. The dual 250W class D amplifiers boost compatible in-wall subwoofer systems, and the custom DSP control optimizes audio data to deliver powerful bass. This KEF subwoofer amplifier has both line and speaker input options to ensure flexible configuration.",
"shortDescription": null,
"onlineAvailability": true,
"inStoreAvailability": true
}
Newegg raw specs
No Newegg raw specs saved for this product yet.