Kilburn III - Portable Speaker - Cream

Marshall – Kilburn III Portable Bluetooth Speaker

The power of a home speaker, with the added freedom of wireless.

Why we love it: A true legend in portable sound, the Kilburn returns in an even more striking third generation. It is the ultimate hybrid speaker: equipped with an elegant guitar-strap-inspired carry handle, it moves effortlessly from your living room to your patio or garden. Acoustically, it packs a serious punch with 360° True Stereophonic technology, delivering expansive, bass-rich, and perfectly balanced sound with no blind spots.

The little extra: Truly spectacular stamina with over 50 hours of battery life on a single charge, paired with a Power Bank function to recharge your smartphone on the go without interrupting your music.

Key features

• Monster Battery Life: Over 50 hours of non-stop playtime to enjoy your playlists all weekend long without a charger.
• 360° True Stereophonic Sound: Complete spatial immersion to hear every detail wherever you are in the room.
• Dynamic Loudness: Automatic acoustic calibration that maintains rich bass and clear treble at any volume.
• Outdoor-Ready (IP54): Designed to withstand dust and accidental splashes.
• Power Bank Function: Built-in USB-C port to recharge your mobile devices.
• M-Button & Shortcuts: Full analogue controls (bass, treble, volume) plus an M-button to instantly access your favourite presets or shortcuts.

Technical specifications

• Audio Architecture: Active stereo bass-reflex system with one 4" woofer and two 2" full-range drivers.
• Amplifiers: One 30 W Class D amplifier for the woofer and two 10 W Class D amplifiers for the mids/tweeters (50 W total).
• Sound Pressure Level: 91 dB SPL @ 1 m.
• Connectivity: Bluetooth 5.3 (compatible with Auracast™ and multipoint connection) and 3.5 mm auxiliary jack input.
• Fast Charging: A 20-minute charge (with a 30 W charger) provides 8 hours of playtime. Full charge in 3 hours.

Dimensions & Weight

• Dimensions: 273 x 169 x 150 mm.
• Weight: 2.8 kg (Perfectly stable with an ergonomic carry handle to take anywhere).
• Box Contents: Kilburn III speaker, carry strap, USB-C to USB-C charging cable, quick start guide.

Style Advice

With its retro silhouette, signature grille, and music-inspired carry strap, the Kilburn III is as much a collector's piece as it is a powerhouse performer. Place it on an entryway console, a vintage side table, or your garden table to instantly bring character and an elegant rock edge to every moment.

Sustainable Design: Built to last, the Kilburn III features 38% recycled components, a user-replaceable rechargeable battery, and a software feature to preserve battery cell life.