Marshall Kilburn III Portable Bluetooth Speaker – Black & Brass (Brand New)

Original price was: $479.98.Current price is: $419.99.

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Out of stock

Brand New:
This item is factory sealed, unused, and in pristine condition. It includes all original accessories and packaging, and has never been activated. Guaranteed to be in flawless cosmetic and functional condition. Learn More

Return & Exchange Policy

For Quebec residents – Disclosure under the Consumer Protection Act.
In compliance with Bill 29, Canadian outlet do not guarantee the availability of replacement parts, repair services, or maintenance information for any products.

Product Description

Marshall Kilburn III Portable Bluetooth Speaker – Black & Brass

Brand: Marshall
Model: Kilburn III
Speaker Type: Portable Bluetooth Speaker
Audio Output Mode: Stereo
Maximum Output Power: 36 Watts
Mounting Type: Tabletop
Color: Black & Brass

About This Item

50+ Hours of Playtime: Enjoy portable music for over two days on a single charge.
True Stereophonic Sound: 360° immersive sound with no blind spots.
Dust and Water Resistant: IP54 rated protection against dust and splashes.
Dynamic Loudness: Balanced audio at any volume level.
Tactile Controls: Adjust bass, treble, and volume using intuitive knobs in Marshall’s signature style.
Charging Bank: Charge your phone directly from the speaker via USB-C.

Audio Specifications

Transducer Type: Dynamic
Frequency Response: 45 Hz – 20 kHz
Maximum Sound Pressure Level: 91 dB SPL @ 1m
Configuration: One 4″ Woofer + Two 2″ Full-range Speakers
Amplifiers: 1x 30W Class D (Woofer), 2x 10W Class D (Midrange/Treble)
System: Active Stereo with Bass-Reflex

Connectivity

Wireless: Bluetooth 5.3 with Auracast and Multipoint
Wired: 3.5mm Input
Bluetooth Range: Up to 10m (33 ft)
Supported Codecs: SBC, LC3, MPEG-2 AAC
Compatible App: Marshall Bluetooth App

Battery & Power

Battery Life: Over 50 hours of playback
Battery Type: Rechargeable & Replaceable Li-ion Battery
Charging Port: USB-C
Fast Charging: 20 minutes = up to 8 hours of playtime (30W charger)
Full Charge Time: 3 hours (with 30W charger)
Input Power: 5V/3A or 9V/3A

Design & Build

Dimensions: 27.3 × 15 × 16.9 cm (10.74 × 5.9 × 6.65 in)
Weight: 2.8 kg (6.17 lbs)
Material Composition: 38% recycled components
Structure: Wooden cabinet with textured finish and metal knobs
Water & Dust Resistance: IP54 rating

Controls

Bass, Treble, Volume knobs
On/Off Toggle Switch
Source & Bluetooth Buttons
M Button for quick shortcuts

Sustainability & Durability

Designed for long-term use. Crafted with sustainable materials and robust construction for extended product life.

In the Box

Marshall Kilburn III Speaker (Black & Brass)
USB-C to USB-C Charging Cable
Quick Start Guide
Legal & Safety Information

Additional Information

Additional information

Weight	2.8 kg
Dimensions	28 × 15 × 17 cm

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