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Marshall Bromley 450
Marshall Bromley 450Marshall Bromley 450Marshall Bromley 450Marshall Bromley 450Marshall Bromley 450Marshall Bromley 450Marshall Bromley 450Marshall Bromley 450
MarshallNewBluetooth speaker

Marshall Bromley 450

Marshall Bromley 450 is a Bluetooth speaker released in 2026. Key specs: battery life 40 h, output power 400 W, Bluetooth version 5.3, water resistance (IPx) IPx5.

7.4Score
Sound9.2
Battery8.4
Connectivity6.0
Build & features2.6
price range$710–880Reference price converted from JPY
Year
2026
Popularity
#1,557 of 2,581
40 hBattery life
400 WOutput power
5.3Bluetooth version
IPx5Water resistance (IPx)
12,320 gWeight
YesMultipoint (two devices)
Spec guide

How it ranks among Bluetooth speakers of 2026

compared with other Bluetooth speakers

Why is Bromley 450 a good choice?

Battery life: 40 hbetter than 95% of Bluetooth speakers
Output power: 400 Wbetter than 98% of Bluetooth speakers
Driver size: 165.1 mmbetter than 96% of Bluetooth speakers
Lowest frequency: 40 Hzbetter than 77% of Bluetooth speakers
Weak points
Water resistance (IPx): IPx5worse than 76% of Bluetooth speakers
Weight: 12,320 gworse than 93% of Bluetooth speakers
Specifications

Full specifications

Sound
Driver type
Dynamic
Driver size
165.1 mm
Number of drivers
4
Output power
400 W
Speaker channels
Stereo
Lowest frequency
40 Hz
Highest frequency
20,000 Hz
Adjustable equaliser
Yes
Stereo
Yes
Battery & charging
Battery life
40 h
Charging time
3.5 h
Fast charging support
Yes
Power bank function
Yes
Battery powered (portable)
Yes
Connectivity
Wireless
Yes
Bluetooth version
5.3
Bluetooth codecs
LC3, AAC, SBC
Hi-res codec (LDAC / aptX HD / LHDC)
No
aptX
No
LDAC
No
Multipoint (two devices)
Yes
LE Audio
Yes
Auracast
Yes
USB-C
Yes
3.5 mm jack / AUX
Yes
Design & build
Weight
12,320 g
Protection rating
IP55
Water resistance (IPx)
IPx5
Dust protection (IP)
5
Features
Light effects
Yes

Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.

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