Magnavox
Magnavox MMA3928 Black Waterproof Portable Bluetooth Speaker
★★★★★
10W5WBluetooth 5.0IP66
Experience Immersive Audio with Rugged PortabilityCelebrate a century of Magnavox sound quality with the Magnavox MMA3928 Waterproof Portable Bluetooth Speaker. Designed for durability and performance, this speaker delivers rich, powerful audio with deep bass, perfect for any adventure. With its ...
$19.99*
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*Price sourced from Amazon.com. Last updated:Jun 20, 2026.Price and availability are subject to change.
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Overview
Experience Immersive Audio with Rugged Portability
Celebrate a century of Magnavox sound quality with the Magnavox MMA3928 Waterproof Portable Bluetooth Speaker. Designed for durability and performance, this speaker delivers rich, powerful audio with deep bass, perfect for any adventure. With its waterproof and dustproof design, you can enjoy your music worry-free, whether at the beach, by the pool, or on the trail.
- Bluetooth Version: 5.0
- Battery Life: Built-in 12 hours rechargeable battery.
- Output Power: Total 10W RMS output (2 x 5W).
- TWS Function: Supports TWS function to connect two speakers simultaneously (purchased separately).
- Protection: Dust protection / waterproof level: IP66.
- Micro SD Slot: Built-in Micro SD slot for audio playback.
- Aux Input: Connect to any audio device via 3.5mm aux in port.
Key Features
Bluetooth version: 5.0|Built-in 12 hours rechargeable battery|Total 10W RMS output (2 x 5W)|Supports TWS function to connect two speakers simultaneously (purchased separately)|Dust protection / waterproof level: IP66|Built-in Micro SD slot for audio playback|Power ON/OFF button|Device range will double if connected to Bluetooth 5.0 phone|Connect to any audio device via 3.5mm aux in port
Specifications
Bluetooth Version
5.0
Battery Life
12 hours
Battery Type
Rechargeable
Total RMS Output
10W (2 x 5W)
TWS Function
Supported (connects two speakers)
Dust Protection Level
IP66
Waterproof Level
IP66
Audio Playback
Built-in Micro SD slot
Auxiliary Input
3.5mm aux in port
Controls
Power ON/OFF button
Pros & Cons
👍 Pros
- Features Bluetooth version 5.0, offering improved connectivity stability and range over older Bluetooth standards.
- Equipped with a built-in 12-hour rechargeable battery, providing extended playback time for portable use.
- Delivers a total of 10W RMS output (2 x 5W), offering a respectable sound level for a portable speaker.
- Supports TWS (True Wireless Stereo) function, allowing two speakers to connect for a wider stereo soundstage.
- Offers IP66 dust protection and waterproof level, making it durable for outdoor and challenging environments.
👎 Cons
- Specific details on charging time for the 12-hour battery are not provided.
- The TWS function requires a second speaker to be purchased separately, increasing overall cost for stereo sound.
- The 3.5mm aux in port requires a physical cable, which may not be as convenient as wireless options for all devices.
- The maximum effective range of the Bluetooth 5.0 connection is not specified, only that it doubles with a compatible phone.
- The "total 10W RMS output" might not be sufficient for very large outdoor gatherings or noisy environments.
Frequently Asked Questions
What Bluetooth version does the Magnavox MMA3928 speaker use?
The Magnavox MMA3928 speaker utilizes Bluetooth version 5.0, offering enhanced connectivity and potentially better range.
How long does the battery last on a single charge for this portable speaker?
This portable speaker features a built-in rechargeable battery that provides up to 12 hours of playback on a single charge.
What is the total audio output power of the Magnavox MMA3928?
The Magnavox MMA3928 speaker delivers a total of 10W RMS output, consisting of two 5W speakers for clear sound.
Can I connect two of these speakers together for a stereo experience?
Yes, the speaker supports TWS (True Wireless Stereo) function, allowing you to connect two Magnavox MMA3928 speakers simultaneously for a wider stereo soundstage, though the second speaker must be purchased separately.
What is the waterproof and dust protection rating of this speaker?
The Magnavox MMA3928 boasts an IP66 rating for both dust protection and waterproof capabilities, making it suitable for various outdoor conditions.
Does this speaker have an option for playing music without Bluetooth?
Yes, it includes a built-in Micro SD slot for direct audio playback, and a 3.5mm aux in port for connecting to any audio device via a cable.
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