Home Audio Marshall Geek Squad Certified Refurbished Kilburn Steel Edit…

Marshall - Geek Squad Certified Refurbished Kilburn Steel Edition Portable Bluetooth Speaker - Black/Gray

Price range: $249.99
Brand: Marshall
Category: Audio
A pair of Marshall headphones featuring 4 inches drivers and 62 Hz–20000 Hz frequency response.
PQS: 87 (computed 2026-03-17 07:13:55.584901+00:00)
GTIN-14: 00400064582182
No image available

Key specs

A human-friendly subset of specs (non-null)
Driver
4 inches
Frequency response
62 hertz - 20000 hertz
Wireless (BT/WiFi)
Yes

Offers

Retailer SKU Price Stock Offer Last seen
Best Buy 6458218 249.99 USD Out of stock View offer → 2026-03-17 02:32:52.001939+00:00

Recent price history (50)

Retailer Price Stock Seen at
bestbuy 249.99 USD Out of stock 2026-03-17 02:32:52.001939+00:00
bestbuy 249.99 USD Out of stock 2026-03-16 02:31:31.417111+00:00
bestbuy 249.99 USD Out of stock 2026-03-15 02:19:10.393037+00:00
bestbuy 249.99 USD Out of stock 2026-03-14 02:22:47.482706+00:00
bestbuy 249.99 USD Out of stock 2026-03-13 02:31:47.948963+00:00
bestbuy 249.99 USD Out of stock 2026-03-12 02:24:21.505387+00:00
bestbuy 249.99 USD Out of stock 2026-03-11 02:21:52.319432+00:00
bestbuy 249.99 USD Out of stock 2026-03-10 02:32:44.114655+00:00
bestbuy 249.99 USD Out of stock 2026-03-09 02:30:47.821433+00:00
bestbuy 249.99 USD Out of stock 2026-03-06 05:58:39.431205+00:00
bestbuy 249.99 USD Out of stock 2026-03-03 01:49:08.598282+00:00
bestbuy 249.99 USD Out of stock 2026-03-02 07:41:59.866235+00:00

Full specs

Show full spec table
Driver4 inches
Frequency response62 hertz - 20000 hertz
Wireless (BT/WiFi)Yes
Reconciled at2026-03-06 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 Marshall - Geek Squad Certified Refurbished Kilburn Steel Edition Portable Bluetooth Speaker - Black/Gray
Raw brandMarshall
Raw categoryBest Buy > Home Audio & Speakers > Portable Audio > Bluetooth & Wireless Speakers
Canonical highlights (non-null)
core.title Marshall - Geek Squad Certified Refurbished Kilburn Steel Edition Portable Bluetooth Speaker - Black/Gray
core.seo_title Marshall GSRF 04091395
audio.driver 4 inches
audio.wireless Yes
audio.frequency_response 62 hertz - 20000 hertz
brand Marshall
model GSRF 04091395
gtin14 00400064582182
category audio
physical.depth_in 5.51
physical.width_in 9.53
physical.height_in 5.51
physical.weight_kg 3.0
physical.dimensions_in 5.51 x 9.53 x 5.51 in
warranty.labor Not applicable
warranty.parts Not applicable
schema_version 1
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
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  "features": [
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      "feature": "Active stereo sound\nAmplify your listening experience to epic levels with the unique form of pronounced and articulate sound."
    },
    {
      "feature": "Rechargeable battery\nThe built-in lithium-ion battery supports up to 20 hours of playtime."
    },
    {
      "feature": "Bluetooth connectivity\nPair this speaker with your smartphone, tablet, or other Bluetooth-enabled devices."
    },
    {
      "feature": "25W RMS system power\nDelivers crisp, robust sound to complement your favorite music."
    },
    {
      "feature": "52Hz - 20kHz frequency response\nEnsures a wide range of accurately reproduced sound."
    },
    {
      "feature": "Marshall bass-reflex system\nEnjoy the powerful, ear-catching Marshall sound that resonates loud and clear."
    },
    {
      "feature": "Auxiliary audio input\nAllows for simple wired connectivity."
    },
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      "feature": "Top control knobs\nLet you adjust the sound to meet your needs."
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Newegg raw specs
No Newegg raw specs saved for this product yet.