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

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