JBL Boombox 4: A New Powerhouse Bluetooth Speaker
JBL has officially unveiled the Boombox 4, the latest iteration of their popular outdoor Bluetooth speaker lineup, debuting in China. Priced at 3999 yuan (approximately $557), the Boombox 4 is available in black, blue, and a striking camouflage pattern. This new model promises upgraded portability, outstanding sound performance, and a long-lasting battery to make it a perfect companion for outdoor enthusiasts.
Redesigned and Lightweight Body for Enhanced Portability
One of the standout features of the Boombox 4 is its redesigned chassis, which is 12% lighter than its predecessor, the Boombox 3, weighing just 5.89 kg. The integration of a robust handle makes carrying the speaker effortless, no matter where your adventures take you, from the beach to backyard parties.
Powerful Sound System with 7-Driver Setup and Dual Bass Modes
Advanced Driver Configuration
The JBL Boombox 4 boasts an impressive 7-driver speaker system, featuring:
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Two 5-inch woofers for deep, powerful bass
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Two 0.75-inch tweeters delivering crisp highs
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Three passive radiators enhancing low frequencies and overall sound richness
Impressive Output & Audio Enhancements
Powered by 210W RMS output when plugged in, and 180W on battery, the Boombox 4 ensures loud and balanced sound. JBL introduces the new AI Sound Boost algorithm, which analyzes music in real time and adjusts output to deliver a more dynamic and evenly balanced listening experience.
Moreover, the speaker features a two-level Bass Boost mode, accessible via a dedicated button, allowing users to intensify low-end impact depending on their preference.

Advanced Connectivity: Bluetooth 5.4, Auracast, and Multi-Device Support
Latest Bluetooth Standard
Equipped with Bluetooth 5.4, the Boombox 4 ensures stable and seamless wireless connectivity. Its support for Auracast enables users to link multiple JBL speakers, creating a powerful stereo sound system for large spaces.
Multi-Device Pairing
Users can connect two Bluetooth devices simultaneously, facilitating quick switching between music sources without the hassle of disconnecting and reconnecting.
Expanded Audio Input Options and High-Resolution Playback
Beyond wireless streaming, the Boombox 4 supports USB-C lossless audio playback. Thanks to a high-quality internal DAC, users can stream high-res audio files directly from PCs or other digital devices, ensuring premium sound quality.
Long Battery Life and Portable Power Bank Features
Extended Playtime with Fast Charging
The 99Wh internal battery provides up to 28 hours of playback on a single charge, which can be extended to 34 hours using the Playtime Boost mode. The inclusion of USB-C and AC charging ports supports quick recharging, minimizing downtime.
Power Bank Capability
Uniquely, the Boombox 4 doubles as a 30W power bank, capable of charging external devices through its 20V/1.5A PPS output, making it a practical accessory during outdoor outings.
Rugged Design with IP68 Water and Dust Resistance
Tailored for outdoor use, JBL has certified the Boombox 4 with an IP68 rating, guaranteeing full protection against dust ingress and water immersion. This rugged build ensures durability in various weather conditions and adventurous environments.
Additional JBL Launch: Grip Bluetooth Speaker
Along with the Boombox 4, JBL launched the Grip Bluetooth speaker featuring a 16W driver, IP68 certification, a 14-hour battery life, and dynamic lighting effects, targeting users who want a more compact party speaker with visual flair.
JBL Boombox 4 Delivers High Performance and Durability for Outdoor Use
The new JBL Boombox 4 strikes a fine balance of powerful sound, portability, and robustness, making it an ideal choice for music lovers who demand quality on the go. With its enhanced bass modes, long-lasting battery, versatile connectivity, and rugged IP68 build, the Boombox 4 sets a new benchmark in the mid to high-end outdoor speaker market.