JBL
JBL Boombox 3 Portable Large Bluetooth Waterproof Speaker
Best portable speaker for outdoor enthusiasts needing powerful, all-day sound.
Experience massive sound and the deepest bass with the JBL Boombox 3. This iconic portable speaker boasts a redesigned interior with a new subwoofer for richer audio and lower distortion, plus an IP67 dustproof and waterproof rating for ultimate durability. Enjoy up to 24 hours of continuous playtime, powering your day from morning workouts to late-night gatherings. It features a sturdy metal handle with silicone grips and supports wireless Bluetooth streaming from up to two devices simultaneously. Connect multiple speakers instantly using the JBL Portable app for limitless audio possibilities.
$349.99
More Boombox Options
Owner Satisfaction
4.5
/ 5
Category Rank
2641
/ 6561
#2641 in Speakers
Price vs Category Average
-76%
Below average
Dimensions
10.1197.9
/ inches (H) x inches (W) x inches (D)
Who it's for
- Party hosts needing powerful, room-filling sound for outdoor events
- Beachgoers and pool owners requiring rugged, waterproof audio gear
- Music lovers wanting uninterrupted playback for long-duration gatherings
Who should skip it
- Travelers needing a lightweight speaker for easy transport
- Users preferring the convenience of universal USB-C charging
- Audiophiles seeking smart home integration or high-fidelity codec support
Performance breakdown
Audio Fidelity
The dedicated subwoofer delivers deep, distortion-free bass at high volumes.
Battery Endurance
Twenty-four hours of playback easily outlasts any day-long outdoor event.
Durability
IP67 rating ensures total protection against dust and water immersion.
Portability
The sturdy handle helps, but the weight makes long-distance carrying cumbersome.
Connectivity
Bluetooth 5.3 provides a stable, seamless link for multiple devices.
Ecosystem Integration
JBL Portable app makes syncing multiple speakers quick and intuitive.
Key Specs
Dimensions
10.1 inches (H) x 19 inches (W) x 7.9 inches (D)
Weight
14.7 pounds
IP Rating
IP67
Wireless Technology
Bluetooth 5.3
Number of Speakers
5
Total Output Wattage
180.0W
Power Source
Corded Electric, Internal Rechargeable Battery
Battery Life
24.0 hours
Features
- Massive JBL Original Pro Sound with deeper bass
- 24 hours of continuous playtime
- IP67 dustproof and waterproof rating
- Sturdy metal handle with silicone grips
- Connect multiple speakers with JBL Portable app
- Wireless streaming from two devices
- Bold, updated design
- Lower distortion for clearer sound
What customers say
The JBL Boombox 3 is celebrated for its powerful sound and deep bass, making it ideal for large gatherings. Its robust construction and IP67 rating ensure durability for outdoor adventures. Users consistently praise its exceptional battery life, even when played loudly. While a premium purchase, the Boombox 3 is considered a worthwhile investment for its impressive audio performance and reliable ruggedness, delivering massive sound for any party or event. It offers a high value for those seeking top tier portable audio.
Know before you buy
The speaker features an IP67 rating, meaning it is fully protected against dust and can withstand being submerged in water up to one meter deep for 30 minutes. It is built to handle beach days, poolside environments, and dusty trails without issue.
Yes, the Boombox 3 supports wireless Bluetooth streaming from up to two smartphones or tablets simultaneously. This allows you and a friend to take turns playing music without needing to disconnect and reconnect.
You can expect up to 24 hours of continuous playtime on a full charge. Keep in mind that actual battery life may vary depending on the volume level and the type of music being played.
It weighs 14.7 pounds, which is substantial for a portable speaker. However, it is equipped with a sturdy metal handle and silicone grips, making it relatively easy to transport between locations.
Yes, you can use the JBL Portable app to connect multiple compatible JBL speakers together. This allows you to sync audio across different units for a louder, more immersive sound experience.
The Boombox 3 uses a standard USB-C charging port, which is convenient for most modern devices. It also functions as a corded electric speaker if you prefer to keep it plugged in during use.
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$350