Marshall Bromley 450 Portable Party Speaker
Big Party Energy. Legendary Marshall Sound.
Experience powerful, room-filling audio with the Marshall Bromley 450 Portable Party Speaker. Designed for music lovers who demand premium sound, bold bass, and iconic Marshall styling, the Bromley 450 combines advanced wireless technology with professional-grade performance.
Whether you're hosting a house party, rooftop gathering, karaoke night, outdoor event, or live performance, the Bromley 450 delivers immersive 360° True Stereophonic Sound, dynamic stage lighting, Bluetooth 5.3 with Auracast, and over 40 hours of battery life in a rugged, portable design.
Unlike conventional party speakers, Bromley 450 distributes balanced sound in every direction, allowing everyone to enjoy the same premium listening experience wherever they stand.
Why Choose Marshall Bromley 450?
Built on Marshall's legendary audio heritage, the Bromley 450 is more than a Bluetooth speaker—it's a complete entertainment system. Combining powerful amplification, premium drivers, versatile connectivity, and iconic Marshall styling, it's the perfect companion for parties, live performances, DJs, musicians, and outdoor adventures.
Key Features
360° True Stereophonic Sound
Marshall's True Stereophonic technology creates immersive 360-degree sound, delivering rich, balanced audio across the entire listening area so everyone enjoys the same experience.
Powerful Multi-Driver Audio
Engineered for exceptional clarity and deep bass with:
2 × 6.5" Woofers
4 × Full-Range Drivers
2 Passive Radiators
Dedicated Class-D Amplifiers
The result is powerful bass, detailed vocals, and crisp highs even at high volumes.
40+ Hours Battery Life
Enjoy music all day and night with:
Up to 40+ hours of wireless playback
Replaceable LiFePO4 battery
Quick charging support
Playback while charging
Dynamic Stage Lighting
Integrated lighting effects add excitement to every event with multiple lighting modes that perfectly complement parties, karaoke sessions, DJs, and live performances.
Bluetooth 5.3 with Auracast
Enjoy reliable wireless connectivity featuring:
Bluetooth 5.3
Auracast Broadcast Audio
Multipoint Connectivity
Long wireless range
Switch effortlessly between smartphones, tablets, and laptops.
Karaoke & Live Performance
Perfect for entertainers with professional inputs for:
Microphones
Electric Guitar
Keyboard
Mixer
DJ Console
Ideal for karaoke nights, musicians, teachers, and live events.
Rugged IP55 Protection
Built for indoor and outdoor entertainment with IP55-rated dust and splash resistance, making it ideal for camping, beach trips, poolside parties, and garden gatherings.
Premium Marshall Design
Featuring Marshall's signature Black & Brass finish, textured leatherette exterior, vintage front grille, brass control knobs, and integrated carry handle for easy portability.
Technical Specifications
Feature
Specification
Product Type
Portable Bluetooth Party Speaker
Drivers
2 × 6.5" Woofers, 4 × Full-Range Drivers, 2 Passive Radiators
Amplifiers
2 × 90W + 4 × 55W Class-D
Frequency Response
40Hz – 20kHz
Maximum SPL
100 dB @ 1m
Bluetooth
Version 5.3
Auracast
Yes
Codecs
SBC, AAC, LC3
Multipoint
Yes
Battery Life
40+ Hours
Battery
Replaceable LiFePO4
Quick Charge
20 mins = Up to 6 Hours
Charging Time
Approx. 3.5 Hours
Water Resistance
IP55
Weight
12.32 kg
Dimensions
366 × 261 × 492 mm
Inputs
RCA, USB-C, AUX
Mic Inputs
Dual XLR / 6.35 mm Combo
Instrument Input
Yes
App Support
Marshall Bluetooth App
Lighting
Integrated Stage Lights
Colour
Black & Brass
What's in the Box?
Marshall Bromley 450 Party Speaker
Replaceable Battery
Power Cable
Quick Start Guide
Safety Manual
Perfect For
House Parties
Outdoor Events
DJs
Live Music
Karaoke
Musicians
Camping
Family Gatherings
College Festivals
Corporate Events
Why Buy from Mindcrafts?
When you purchase the Marshall Bromley 450 from Mindcrafts, you receive:
100% Genuine Marshall Product
Secure Packaging
Fast & Reliable Shipping
Expert Product Guidance
Dedicated Customer Support
Trusted Musical Instrument & Audio Store
Frequently Asked Questions
Is the Bromley 450 suitable for outdoor use?
Yes. Its IP55 rating and 40+ hour battery make it perfect for outdoor entertainment.
Can I connect microphones?
Yes. Dual XLR/6.35 mm combo inputs support microphones and live performances.
Does it support Auracast?
Yes. Bluetooth 5.3 with Auracast enables compatible multi-speaker audio sharing.
Is the battery replaceable?
Yes. The replaceable LiFePO4 battery extends the speaker's service life.
Can I use it while charging?
Yes. The speaker can operate while connected to AC power.
 
Marshall Return, Replacement & Warranty Policy
For all Marshall products sold by Mindcrafts: Returns or replacements are accepted only if the original manufacturer seal is completely unopened and untampered. Products with an opened or broken seal are not eligible for return, replacement, or refund. In case of a manufacturing or functional defect after opening the product, customers should claim the applicable warranty directly through Marshall's official support channels.