Marshall Kilburn III Bluetooth Speaker - Black & Brass

Legendary Marshall Sound, Unplugged – Kilburn III

Unleash powerful, room-filling sound wherever life takes you with the Marshall Kilburn III portable speaker. Designed to deliver Marshall’s signature sound in any setting, this rugged, stylish speaker is just as comfortable on your nightstand as it is on the balcony, in the garden, or at the beach.

With over 50 hours of wireless playtime, IP54 dust and splash resistance, and a robust 50W output, the Kilburn III combines raw power with refined performance. Thanks to True Stereophonic technology, you’ll experience immersive 360° sound with rich bass, crisp highs, and well-balanced mids—no matter where you’re standing.

Tailor your sound with on-unit controls for bass and treble, or easily manage playback using the intuitive knobs and the multifunction M-button. Whether you like it loud or laid-back, the Kilburn III delivers dynamic, distortion-free audio at every volume level.

Equipped with Bluetooth 5.3 and Auracast™, enjoy seamless, high-quality streaming straight from your smartphone or tablet. Plus, a 3.5 mm input gives you the flexibility to connect external devices.

Crafted for portability, the Kilburn III features a rugged carry handle, classic rock ’n’ roll aesthetics, and the unmistakable Marshall style. And with a built-in power bank, it even doubles as a portable charger to keep your phone powered on the go.

Key Features:

• Wireless portable speaker with iconic Marshall sound


• 360° True Stereophonic audio for immersive listening


• Powerful 50W output (2 × 10W + 1 × 30W)


• Dynamic sound tuning: clear audio at all volume levels


• Adjustable bass and treble controls


• Bluetooth 5.3 + Auracast™ for ultra-stable wireless streaming


• 3.5 mm jack input for wired playback


• IP54-rated for dust and splash resistance


• 50+ hours of battery life


• Built-in USB-C charging port to power your phone


• Classic Marshall design with a sturdy carry handle