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Marshall Bromley 750  Speaker Review

Notice: Below are the preliminary measurements for the Marshall Bromley 750. Insiders have early access to the test results, and some measurements may be updated before publication.

The full review will be published in a few days.
Tested using Methodology v0.8 
Marshall Bromley 750
Battery Powered
Yes
Speakerphone
No
Voice Assistant
No
Bluetooth
Yes
Wi-Fi
No
 2

Changelog

  1.  Updated Jan 23, 2026: Early access published.
  2.  Updated Jan 14, 2026: Our testers have started testing this product.
  3.  Updated Nov 17, 2025: The product has arrived in our lab, and our testers will start evaluating it soon.
  4.  Updated Nov 13, 2025: We've purchased the product and are waiting for it to arrive in our lab.
Show more 

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Test Results

perceptual testing image
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All
Design
Style
SAMPLE
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RGB LightsLockedLocked
0.0
Portability
SAMPLE
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Volume
LockedLock in³ (Lock cm³)
Weight
LockedLock lbs (Lock kg)
Power Source
LockedLocked
One-Hand Carry
LockedLocked
0.0
Build Quality
SAMPLE
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Material Quality
LockedLocked
Water Resistance
LockedLocked
Dust Resistance
LockedLocked
Impact Resistance
LockedLocked
Floats In Water
LockedLocked
0.0
Controls
SAMPLE
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SAMPLE
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Ease Of Use
LockedLocked
Feedback
LockedLocked
Music Play/Pause
LockedLocked
Call Answer/End
LockedLocked
Volume Up/Down
LockedLocked
Track Next/Previous
LockedLocked
Microphone On/Off
LockedLocked
Additional Controls
LockedLocked
In The Box
SAMPLE
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Sound
0.0
Frequency Response Accuracy
SAMPLE
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Slope
LockedLock
Std. Err.
LockedLock dB
Low-Frequency Extension
LockedLock Hz
High-Frequency Extension
LockedLock kHz
LEARN ABOUT FREQUENCY RESPONSE ACCURACY 
Raw Frequency Response
SAMPLE
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Binaural Recording @ 1m
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Binaural Recording @ 2m
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0.0
Soundstage
SAMPLE
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Directivity Index
LockedLock dB
Stereo
LockedLocked
LEARN ABOUT SOUNDSTAGE 
0.0
Dynamics
SAMPLE
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SPL @ Max Volume
LockedLock dB SPL
DRC @ Max Volume
LockedLock dB
LEARN ABOUT DYNAMICS 
Active Features
0.0
Battery
Battery Life
LockedLock hrs
Charge Time
LockedLock hrs
Power Saving
LockedLocked
Charging Port
LockedLocked
Battery Powered
LockedLocked
LEARN ABOUT BATTERY 
0.0
Voice Assistant
Alexa
LockedLocked
Google Assistant
LockedLocked
Speakerphone
LockedLocked
Siri
LockedLocked
Voice Assistant
LockedLocked
Voice Activation
LockedLocked
Microphone Mute
LockedLocked
Far-Field Performance
LockedLocked
Ambient Noise Performance
LockedLocked
LEARN ABOUT VOICE ASSISTANT 
0.0
App
SAMPLE
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App Name
LockedLocked
iOS
LockedLocked
Android
LockedLocked
EQ
LockedLocked
Stereo Pair Mode
LockedLocked
Party Mode
LockedLocked
Multi-Room
LockedLocked
Connectivity
Wired
Aux Input
LockedLocked
USB Audio
LockedLocked
Other Ports
LockedLocked
0.0
Bluetooth
Bluetooth
LockedLocked
Bluetooth Version
LockedLocked
Bluetooth iOS Latency
LockedLock ms
Bluetooth Android Latency
LockedLock ms
Bluetooth Range
LockedLock ft (Lock m)
Multi-Device Pairing
LockedLocked
LEARN ABOUT BLUETOOTH 
0.0
Wi-Fi
Wi-Fi Version
LockedLocked
Wi-Fi Frequency Band
LockedLocked
Wi-Fi
LockedLocked
Apple AirPlay
LockedLocked
AirPlay Latency
LockedN/A
Google Chromecast
LockedLocked
Chromecast Latency
LockedN/A
LEARN ABOUT WI-FI 
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