Marshall Kilburn III
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Description
The Marshall Kilburn III is a high-performance portable Bluetooth speaker engineered to deliver powerful 360° True Stereophonic sound with Marshall’s iconic vintage-inspired design. Built for both indoor and outdoor listening, it combines deep bass, crisp highs, and balanced mids with upgraded acoustic tuning for an immersive audio experience from every angle. With an impressive 50+ hours of portable playtime, rugged IP54-rated dust and water resistance, and support for Bluetooth 5.3 with Auracast, the Kilburn III is designed for extended wireless listening wherever you go. Its tactile analog-style controls, portable carry handle, and built-in charging bank functionality make it a versatile speaker for travel, gatherings, and everyday entertainment.
Specifications
Feature | Details |
|---|---|
Model | Marshall Kilburn III Portable Bluetooth Speaker |
Speaker Type | Portable Bluetooth speaker with 360° True Stereophonic sound |
Driver Configuration | 1 x 4" Woofer, 2 x 2" Full-range speakers |
Driver Type | Dynamic |
Power Amplifiers | 1 x 30W Class D amplifier for woofer, 2 x 10W Class D amplifiers for full-range drivers |
Frequency Response | 45 Hz – 20,000 Hz |
Bluetooth Version | Bluetooth 5.3 with Auracast |
Bluetooth Codecs | SBC, aptX |
Wired Connectivity | 3.5 mm input |
Connection Range | Up to 10 meters (33 ft, line-of-sight) |
Water/Dust Resistance | IP54 – dust and water-resistant |
Built-in Microphone | No |
Voice Assistant Support | No |
Battery Life | Up to 50+ hours of portable playtime |
Charging Time | Approx. 2.5 hours |
Quick Charge | Not specified |
Charging Port | USB-C |
Charging Bank Function | Yes – can charge external devices |
Weight | Approx. 2.8 kg |
Dimensions | 273 x 150 x 169 mm |
Design Features | Classic Marshall design with rugged portable build and 360° sound output |
Controls | Bass, treble, volume, power, media jog control, M-button, Bluetooth button |
App Support | Marshall Bluetooth app |
EQ Presets | Manual adjustment via tactile controls |
Stereo/Mono | Stereo |
Carry Handle | Yes – integrated portable carry handle |
Color Options | Cream, Black and Brass |
Warranty | 1-year manufacturer warranty |
Release Date | Not officially specified |
In the Box
Marshall Kilburn III Portable Bluetooth Speaker
USB-C to USB-C Charging Cable
Quick Start Guide
Legal & Safety Information
Specifications
Feature | Details |
|---|---|
Model | Marshall Kilburn III Portable Bluetooth Speaker |
Speaker Type | Portable Bluetooth speaker with 360° True Stereophonic sound |
Driver Configuration | 1 x 4" Woofer, 2 x 2" Full-range speakers |
Driver Type | Dynamic |
Power Amplifiers | 1 x 30W Class D amplifier for woofer, 2 x 10W Class D amplifiers for full-range drivers |
Frequency Response | 45 Hz – 20,000 Hz |
Bluetooth Version | Bluetooth 5.3 with Auracast |
Bluetooth Codecs | SBC, aptX |
Wired Connectivity | 3.5 mm input |
Connection Range | Up to 10 meters (33 ft, line-of-sight) |
Water/Dust Resistance | IP54 – dust and water-resistant |
Built-in Microphone | No |
Voice Assistant Support | No |
Battery Life | Up to 50+ hours of portable playtime |
Charging Time | Approx. 2.5 hours |
Quick Charge | Not specified |
Charging Port | USB-C |
Charging Bank Function | Yes – can charge external devices |
Weight | Approx. 2.8 kg |
Dimensions | 273 x 150 x 169 mm |
Design Features | Classic Marshall design with rugged portable build and 360° sound output |
Controls | Bass, treble, volume, power, media jog control, M-button, Bluetooth button |
App Support | Marshall Bluetooth app |
EQ Presets | Manual adjustment via tactile controls |
Stereo/Mono | Stereo |
Carry Handle | Yes – integrated portable carry handle |
Color Options | Cream, Black and Brass |
Warranty | 1-year manufacturer warranty |
Release Date | Not officially specified |
In the Box
Marshall Kilburn III Portable Bluetooth Speaker
USB-C to USB-C Charging Cable
Quick Start Guide
Legal & Safety Information
