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Marshall Kilburn III Portable Bluetooth Speaker BLACK AND BRASS
The Marshall Kilburn III delivers powerful, room-filling sound in a portable design that truly packs a punch. With up to 50W of total output and a dedicated woofer paired with dual full-range drivers, it produces deep bass, clear mids, and crisp highs with impressive clarity and impact.
Featuring True Stereophonic 360° sound, the Kilburn III ensures your music is heard clearly from any angle. Dynamic Loudness automatically adjusts tonal balance as volume changes, maintaining rich, full sound whether you're listening quietly or turning it up.
Built for real-world use, the Kilburn III offers over 50 hours of portable playtime and an IP54-rated water- and dust-resistant design. With Bluetooth 5.3, multipoint connectivity, and Auracast support, it’s a versatile speaker designed for both indoor listening and outdoor adventures.
Features
- Up to 50W total output for powerful, room-filling sound
- True Stereophonic 360° multi-directional audio
- Dynamic Loudness for balanced sound at any volume
- 50+ hours of portable playtime
- Bluetooth 5.3 with multipoint connectivity
- Auracast support for shared audio streaming
- IP54 dust and water resistance
- 3.5mm AUX input for wired playback
- USB-C charging with power bank functionality
- Customizable controls via Marshall Bluetooth app
- Rugged, travel-ready design with carry handle
- Black and Brass finish
Specifications
Audio
- Power Output: 50W
- Amplifiers: 3 x Class-D
- Drivers: 1 x 4" (10.2 cm) woofer, 2 x 2" (5.1 cm) full-range
- Frequency Response: 45 Hz – 20,000 Hz
- Maximum SPL: 91 dB
Connectivity
- Bluetooth Version: 5.3
- Supported Codecs: AAC, LC3, SBC
- Wireless Range: 10 m (32.8 ft)
- Inputs: 3.5 mm AUX, USB-C
- Multipoint Connectivity: Yes
Battery
- Playtime: Up to 50 hours
- Charging Time: Approx. 3 hours
- Input Power: 5 to 9 VDC at 3A
Physical
- Dimensions (W x H x D): 273 x 150 x 169 mm
- Dimensions (W x H x D): 10.7 x 5.9 x 6.7 in
- Weight: 2.8 kg (6.2 lb)
- Water Resistance: IP54
- Materials: Leather, Plastic
- Finish: Black and Brass
What’s in the Box
- Marshall Kilburn III Speaker
- USB-C Charging Cable
- User Documentation
Product Details
- Marshall KIL3BB
-
Brand New : Factory Sealed
- UPC : 734055404778
- EFLC : 15877
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Warranty
One Year Warranty
- Parts and Labour Warranty
- Canada-wide Coverage
- Marshall Authorized
Returns
Return for Full Refund
- 14-Day Return Period
- Satisfaction Guarantee
About Marshall
Marshall is a legendary British audio brand known for iconic sound and rock-inspired design. From over-ear headphones and true wireless earbuds to portable Bluetooth speakers and audio accessories, Marshall products deliver powerful, detailed audio with distinctive style and durable build quality. Whether you’re listening to music on the go or at home, Marshall combines performance and heritage in every product.
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