Bromley 150 Black and Brass against a dark background.
Person with tattoos on their arm carrying Bromley 150 Black and Brass by its top handle.
Close-up of a Marshall Bromley 150 Black and Brass showing control panel with knobs for volume, bass, treble, effect, power switch, and input jacks.
Close-up of the upper left corner of Bromley 150 Black and Brass party speaker.
Close-up of the upper right corner of Bromley 150 Black and Brass party speaker.
Bromley 150 Black and Brass on a black stand against a dark gray background, showing its front grille with the Marshall logo and side control panel.
Plugging a cable into the Bromley 150 Black and Brass with control knobs and various input/output ports on its side.
Text reads: THIS PARTY SPEAKER KEEPS LIVE MUSIC ALIVE. 1% of member purchases on Marshall.com supports grassroots venues.

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BROMLEY 150

Portable party speaker with 40+ hours of playtime
Details

Bromley 150 is our most portable party speaker, built to deliver powerful sound anywhere. Its compact design, grab-and-go handle, and integrated control panel are made for maximum flexibility, so you can set up a party no matter the conditions. With all-day-and-night playtime, live-show inspired lights, and mic and instrument inputs, it turns any location into a venue. We have speakers for every occasion. Explore our party speaker line-up. Designed and engineered in Sweden. Made in China.

Features
Tech Specs - Icon - True Stereophonic

True Stereophonic 360° sound: Front and back speakers keep you in the music

Tech Specs - Icon - 40+ hours

40+ hours of portable playtime: Party the whole day, night and then some

Tech Specs - Icon - Integrated stage lights

Integrated stage lights: Pick from 3 presets, inspired by live performances

Tech Specs - Icon - Mic & instrument inputs

Mic & instrument inputs: Sing and play along to the playlist

Tech Specs - Icon - Dust & water-resistant (IP55)

Dirt & splash resistant: Don't worry about a bit of dust and water

Tech Specs - Icon - Built-in handle & wheels

Built-in handle: A grab-and-go design for keeping the party on the move

AUDIO SPECIFICATION
Driver Type
Dynamic
Frequency range
42Hz – 20,000Hz
Drivers
1 x 6.5 inch 40 W Woofer 2 x 2 inch 6 W Full-range Speakers 1 x 7.5 inch Passive radiator
Stereo/mono
Stereo
Maximum sound pressure level
97 dB @ 1 m
Cabinet principle
Sealed with passive radiator
POWER AMPLIFIERS
1 x 90 W class D amplifier for the woofers 2 x 55 W class D amplifiers for the full-range drivers
Equaliser
Yes
PHYSICAL UNIT
Weight
6.3 KG / 13.9 LBS
Width
290mm / 11.42"
Height
297mm / 11.69"
Depth
208mm / 8.19"
Water Resistance
IP55
Colorways
Black and Brass
Repairability
Yes
Light Show
Yes
Portability Features
BUILT-IN HANDLE
Country of origin
Designed and engineered in Sweden. Made in China.
Battery
Play time
40+ hours
Battery type
Rechargeable, replaceable, LFP battery (LiFePO4)
Quick Charging
20 minutes gives 5 hours of playtime
Charging time
3 hours to full recharge
Power input
Type C, Charge in/out 5V, 3.0A
Exchangeable Battery
Yes
POWER
MAINS INPUT VOLTAGE
100-140V
MAINS FREQUENCY
50/60Hz
CONTROLS AND CONNECTIVITY
Wireless connectivity
Bluetooth 5.3 Auracast
Wired connectivity
Audio: AUX 3.5mm (Input and Output), USB-C. Mic / Instrument: 2 XLR/6.35 mm combo jack
Bluetooth range
>70m (229 feet) in free field
Top panel controls
Power switch Source selector Media control Volume Bass Treble M-button Input 1 volume control Input 2 volume control Input 1 and input 2 effect control Light mode Battery indicator
Codecs
SBC, AAC-mpeg 2 and LC3
USB Spec
Type C, Charge out 5V, 3.0A
Bluetooth Multipoint Connectivity
Yes
Mic/Instrument Input
2 XLR/6.3 mm combo jacks
INCLUDED IN THE BOX
Box Contents
Speaker Marshall battery 415 (Placed in the speaker) Mains lead Quick start guide Legal & Safety sheet
COMPATIBLE APPS
Apps
Marshall Bluetooth app
Support & more information
SOFTWARE AND FIRMWARE UPDATES
2 years*

*Minimum support period commences from the date the product was last distributed or sold by Marshall

Repair service
Accessories & Spare Parts

Colour

Black and Brass

Bromley 150 Black and Brass

Pre-order (est. shipping mid Oct)

5299 NOK

Free Delivery

2-3 business days

Returns, warranty & payment

TRUE STEREOPHONIC 
360° SOUND

Unleash the energy of live music with our exclusive True Stereophonic 360° technology. Front-and-back speakers creates a sound that feels bigger than the speaker itself. No front row. No back row. A sweet spot wherever you stand.

Bromley 150 shown against a dark background, encircled by a semi-transparent silver ring.

40+ HOURS OF PORTABLE PLAYTIME

For the parties that refuse to quit, Bromley 150 keeps the music going. All day, all night, and then some on just one charge. Still not ready to call it a night? Keep a spare battery close. It’s compact, easy to carry and quick to swap, so the music never has to stop.

SHOP BATTERY
Replacing a battery on the Marshall Bromley 150 party speaker.

40+ HOURS OF PORTABLE PLAYTIME

For the parties that refuse to quit, Bromley 150 keeps the music going. All day, all night, and then some on just one charge. Still not ready to call it a night? Keep a spare battery close. It’s compact, easy to carry and quick to swap, so the music never has to stop.

SHOP BATTERY

INTEGRATED STAGE LIGHTS

Let the lights go as hard as the music. Inspired by the rigs that light up the world’s biggest stages, Bromley 150 brings that same show-stopping energy to your party. Choose from three presets to shift the mood, from subtle ambiance to full power. Always adding the live-show magic to every beat.

INTEGRATED STAGE LIGHTS

Let the lights go as hard as the music. Inspired by the rigs that light up the world’s biggest stages, Bromley 150 brings that same show-stopping energy to your party. Choose from three presets to shift the mood, from subtle ambiance to full power. Always adding the live-show magic to every beat.

Bromley 150 with control panel on the right side, and a metal grille, mounted on a stand against a plain white background.
Bromley 150 integrated stage lights glowing through the front panel, resting on a black surface with a dark background.

MIC & INSTRUMENT INPUTS

Bromley 150 let's you join the set by plugging in your mic or instrument. The two inputs makes it easy to surprise the party with an unexpected show, or turn it into a late-night karaoke session. Mic not included.

MIC & INSTRUMENT INPUTS

Bromley 150 let's you join the set by plugging in your mic or instrument. The two inputs makes it easy to surprise the party with an unexpected show, or turn it into a late-night karaoke session. Mic not included.

Bromley 150 placed next to two microphones on a white surface with gray abstract lines in the background.

DIRT & SPLASH RESISTANT

Built to go wherever the party takes you, Bromley 150 is ready for beach days, garden gatherings, and late nights in dusty basements alike. Its IP55 rating means it can take dirt and water splashes without a problem.

Bromley 150 with visible control knobs, shown with a dust overlay against a dark background.

BUILT-IN HANDLE

The party doesn’t stay in one place. Neither does Bromley 150. Its built-in handle sits on top of the speaker, making it easy to grab and go. Whether you’re moving it from room to room or taking the party somewhere remote, just pick it up and get the music started.

Person with tattoos carries Bromley 150 by its handle against a plain background.

Repairability

Bromley 150 features a replaceable battery, pre‑installed out of the box. The battery can be removed and charged separately. Spare parts and authorised repair services are available via marshall.com. Availability may vary by market.

MATERIALS

The cabinet in Bromley 150 is made from FSC™ 100%‑certified wood (FSC™ C225755), supporting responsible forest management. This claim applies only to the wood components, which account for approximately 23% of total product weight, excluding accessories and packaging. Other materials are not FSC‑certified.

Product details

Battery type

Rechargeable, replaceable, LFP battery (LiFePO4)

Wireless connectivity

Bluetooth 5.3 Auracast

Dimensions

290 x 208 x 297 mm 11.42 x 8.19 x 11.69 in

Weight

6.3 KG / 13.9 LBS