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Editor's Choice
Marshall Emberton III Portable Bluetooth Speaker - Rugged Waterproof IP67 Design | Loud Stereo Sound, Deep Bass with 32+ Hr Playtime | Compact and Wireless for Travel and Outdoors - Black & Brass Black & Brass One Size Emberton III
4.7
Based on 583 reviewsReal-World Testing
30 days of real-world testing
Recently Updated
Updated Nov 25, 2025
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About the Author
Expert analysis by Ellis Roe
Ellis Roe
Expert ReviewerSenior Staff Writer
Ellis tests chargers, hubs, and wireless pads for Review Atlas. They validate power‑delivery claims and thermal behavior to protect your devices—and your nerves. Their guides demystify USB‑C so you buy once and charge everywhere.
Cell Phones AccessoriesConsumer Electronics
View Full ProfileHow We Tested This Product
Our rigorous, independent testing process
Testing Period
30 days
Tested By
Ellis Roe
Our Testing Process
- We purchase all products at full retail price to ensure unbiased testing
- Products are tested in real-world conditions matching everyday use
- Our experts conduct both objective measurements and subjective evaluations
- Reviews are regularly updated as new products enter the market
- Tested according to our Portable Bluetooth Speakers testing methodology
Last updated: November 25, 2025
|Independently tested and reviewed