For music lovers who crave premium sound quality in a compact, stylish package, the Marshall Emberton III Portable Bluetooth Speaker – Black/Brass delivers the perfect blend of iconic design, durability, and high-performance audio. With over 32 hours of portable playtime, waterproof protection, and Bluetooth LE Audio-readiness, it’s built to be your go-to companion for both indoor and outdoor listening.
In this article, we’ll take a closer look at the features, sound performance, build quality, and everything else that makes the Marshall Emberton III one of the best portable Bluetooth speakers available today.
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Classic Marshall Design with Modern Touches
The Emberton III Black/Brass carries Marshall’s legendary rock ‘n’ roll aesthetic with its textured black finish, signature brass details, and iconic Marshall script logo. At just 4.70 x 7.70 x 3.20 inches, it’s compact enough to carry anywhere, while still making a bold style statement.
Marshall has managed to balance retro-inspired design with modern durability. The rugged silicone exterior and metal grille ensure it can withstand everyday use, while its IP67 rating means it’s dustproof and waterproof. Whether you’re heading to the beach, camping in the mountains, or relaxing at home, this speaker is built to endure.
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True Stereophonic Multi-Directional Sound
What sets the Marshall Emberton III apart is its True Stereophonic sound technology. Unlike traditional mono or stereo speakers, Marshall’s approach delivers multi-directional 360-degree sound, ensuring every listener hears the same rich, balanced audio no matter where they are standing.
This unique acoustic setup allows the speaker to create an immersive listening environment. Whether you’re at a party or enjoying solo listening, the Emberton III ensures clarity across lows, mids, and highs.
32+ Hours of Portable Playtime
Battery life is a key factor in portable speakers, and the Emberton III shines with 32+ hours of continuous playtime on a single charge. This means you can go through an entire weekend getaway, camping trip, or multiple days of casual use without reaching for the charger.
The speaker also supports fast charging, giving you hours of playtime with just a quick top-up. For users who want uninterrupted music, this endurance sets it apart from many competitors.
Bluetooth 5.1 and LE Audio-Ready
The Emberton III uses Bluetooth 5.1 for stable and reliable connections, offering excellent range and minimal latency. But what makes it even more future-proof is its Bluetooth LE Audio-ready capability.
This upcoming standard introduces Auracast™, which allows audio sharing across multiple devices. Imagine being able to broadcast your music to multiple headphones or speakers seamlessly. With the Emberton III, you’re ready for the next evolution in wireless audio technology.
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Built-In Microphone for Calls and Voice Control
Unlike many compact Bluetooth speakers, the Marshall Emberton III includes a built-in microphone, allowing you to handle calls or interact with your smartphone’s voice assistant. This adds convenience when using the speaker for hands-free communication or controlling playback via voice commands.
It transforms the Emberton III from just a music device into a versatile daily companion for work, leisure, and everything in between.
Durability: Dust and Water Protection
Outdoor enthusiasts will appreciate the IP67 rating, which means the speaker is fully protected against dust and can survive submersion in up to 1 meter of water for 30 minutes.
This makes it ideal for:
- Poolside gatherings
- Beach trips
- Hiking and camping
- Backyard barbecues
The rugged design ensures you don’t have to baby your speaker—it’s built to handle real-life adventures.
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Compact Size with Big Performance
Measuring just 4.7 inches long and 3.2 inches tall, the Emberton III is small enough to fit into a backpack, purse, or even a larger jacket pocket. Yet, despite its compact dimensions, it packs a powerful punch, delivering sound that easily fills medium-sized rooms or outdoor spaces.
Marshall’s expertise in tuning ensures that the bass feels deep without overpowering, mids remain crisp, and highs sparkle with clarity. The result is a well-rounded sound that appeals to all genres—from rock and hip-hop to acoustic and classical.
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Everyday Usability
The Emberton III is designed with ease of use in mind. Its intuitive controls make switching tracks, adjusting volume, and managing playback simple and seamless. The multi-function control knob gives you tactile, responsive feedback, while the Bluetooth pairing process is straightforward and quick.
Whether you’re tech-savvy or a casual listener, you’ll appreciate how effortless it is to get the most out of the speaker.
Who Is the Marshall Emberton III For?
The Emberton III Portable Bluetooth Speaker is designed for music lovers who want a premium yet portable sound experience. It’s a great choice for:
- Travelers and outdoor enthusiasts who need durability and long battery life.
- Style-conscious listeners who appreciate Marshall’s iconic design.
- Casual users who want a reliable speaker for home and leisure.
- Tech-forward users who want future-ready Bluetooth LE Audio support.
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Pros and Cons of the Marshall Emberton III
Pros:
- Iconic Marshall Black/Brass design with rugged durability.
- True Stereophonic 360° sound for immersive listening.
- 32+ hours of battery life with fast charging.
- IP67 dust and water resistance for outdoor use.
- Built-in microphone for calls and voice assistant support.
- Bluetooth LE Audio-ready for future audio sharing.
Cons:
- No Wi-Fi connectivity for smart home integration.
- Slightly heavier than some ultra-compact speakers.
- Premium price compared to entry-level Bluetooth speakers.
Final Verdict
The Marshall Emberton III Portable Bluetooth Speaker – Black/Brass strikes the perfect balance between classic design, rugged durability, and cutting-edge audio technology. With 32+ hours of playtime, True Stereophonic multi-directional sound, IP67 protection, and Bluetooth LE Audio-readiness, it’s built to deliver music anywhere, anytime.
For $165, it sits in the mid-premium category, offering far more value than basic portable speakers while remaining more affordable than high-end smart speakers. If you want iconic Marshall style combined with powerful performance in a portable form, the Emberton III is a strong investment.
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FAQ
1. How long does the Marshall Emberton III battery last?
The speaker delivers 32+ hours of playtime on a single charge, one of the best in its class.
2. Is the Emberton III waterproof?
Yes, it has an IP67 rating, making it both dustproof and waterproof.
3. Can I take calls with the Emberton III?
Yes, thanks to the built-in microphone, you can answer calls and use voice assistants.
4. What is True Stereophonic sound?
It’s Marshall’s unique 360-degree sound technology that provides balanced audio in all directions.
5. Does the Emberton III support Bluetooth LE Audio?
Yes. It’s Bluetooth LE Audio-ready, meaning it will support Auracast™ audio sharing with future devices.
6. How portable is it?
With dimensions of 4.70 x 7.70 x 3.20 inches, it’s compact enough to carry anywhere, yet powerful enough to fill a room.
7. What colors are available?
The Black/Brass version is iconic, but Marshall also offers other finishes for different style preferences.
8. Is it worth $165?
For its premium design, long battery life, waterproofing, and sound quality, the Emberton III offers excellent value compared to similar premium portable speakers.
