Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input
Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input
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The Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input was $379.99 when we checked it on 2026-10-12. That is the median of the 14 prices we have recorded for it.
Turn heads and ears with the impeccable audio and timeless design of Kilburn III. This portable speaker comes with 360° True Stereophonic sound and makes a statement wherever displayed. Its dust and water resistance rating means it’s not bothered by a bit of dirt or a splash of water. No wonder it’s got such an obsessive following.
Editor's note
This is my pick for best Bluetooth speaker overall: a retro-inspired speaker with great sound and a 50-hour battery. The look plus that battery is a rare pairing.
Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input price history
14 weekly checks of our own, from 2026-06-26 to 2026-10-12. How our price tracking works
Lowest
$299.99
Jul 27, 2026
Typical
$379.99
median of 14 weekly checks
Highest
$379.99
Jul 6, 2026
Latest
$379.99
checked Oct 12, 2026
Typical price is the median of the 14 weekly checks we have taken, not the manufacturer list price. Every discount figure on this site is measured against it.
Every observation (14)
| Date | Price | Source |
|---|---|---|
| Jun 26, 2026 | $349.99 | Weekly check |
| Jun 29, 2026 | $349.99 | Weekly check |
| Jul 6, 2026 | $379.99 | Weekly check |
| Jul 13, 2026 | $379.99 | Weekly check |
| Jul 20, 2026 | $349.99 | Weekly check |
| Jul 27, 2026 | $299.99 | Weekly check |
| Aug 3, 2026 | $299.99 | Weekly check |
| Aug 31, 2026 | $379.99 | Weekly check |
| Sep 7, 2026 | $379.99 | Weekly check |
| Sep 14, 2026 | $379.99 | Weekly check |
| Sep 21, 2026 | $379.99 | Weekly check |
| Oct 1, 2026 | $379.99 | Weekly check |
| Oct 5, 2026 | $379.99 | Weekly check |
| Oct 12, 2026 | $379.99 | Weekly check |
About this item
- 50+ HOURS OF PORTABLE PLAYTIME: Portable playtime for over two days.
- TRUE STEREOPHONIC: 360° sound you can hear wherever you stand.
- DUST & WATER-RESISTANT: IP54 rated, resistant to dust and water splashes.
- DYNAMIC LOUDNESS: Perfect audio at every volume.
- TACTILE CONTROLS: Intuitive controls in Marshall’s signature style.
- CHARGING BANK: Use the speaker to charge your phone on the go.
Details
- Enclosure Material
- Metal
- Color
- Black
- Battery Average Life
- 50 hours
- Item Dimensions D x W x H
- 10.75"D x 5.91"W x 6.65"H
- Item Weight
- 6.2 pounds
- Compatible Devices
- Desktop, Laptop, MP3 Player, Smartphone, Tablet
- Battery Charge Time
- 50 hours
Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input: common questions
Is the Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input worth it?
This is my pick for best Bluetooth speaker overall: a retro-inspired speaker with great sound and a 50-hour battery. The look plus that battery is a rare pairing. Its Amazon listing shows 4.7 out of 5 stars across 620 ratings, which is the retailer's figure and not our verdict.
How much does the Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input cost?
The Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input was $379.99 when we checked it on 2026-10-12. Prices change often, so the live retailer link carries the current number.
Is now a good time to buy the Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input?
At $379.99 the Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input is near the median of the 14 prices we have recorded for it. The lowest we have seen is $299.99 on 2026-07-27, so waiting for a repeat of that would save roughly $80.
What is the lowest price the Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input has been?
The lowest price on our record for the Marshall Kilburn III Portable Bluetooth Speaker - Black and Brass | Loud Stereo Sound with Bass and Treble Controls | 50+ Hr Playtime I Designed for Indoors and Outdoors | 3.5 mm Aux Input is $299.99 on 2026-07-27, and the highest is $379.99 on 2026-07-06. That record is 14 weekly checks we took ourselves.
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$379.99 observed
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