JBL Boombox 4 Portable Waterproof Bluetooth Speaker

JBL Boombox 4 Portable Waterproof Bluetooth Speaker

The JBL Boombox 4 is JBL's most powerful portable speaker — a true party machine built to deliver massive, room-shaking JBL Pro Sound anywhere. With a redesigned 7-driver system pushing up to 210W, dual Bass Boost modes, and a replaceable 28-hour battery, it's engineered for those who want the loudest, deepest, cleanest bass on the move.

Made for serious party hosts, outdoor gatherings, and bass lovers, the Boombox 4 is now lighter than the Boombox 3 with an integrated handle, full IP68 protection, and Auracast multi-speaker pairing. It's the speaker that genuinely powers a crowd.

Key Features of JBL Boombox 4

Monster 210W JBL Pro Sound

A 7-driver system — dual 5" woofers, dual 0.75" tweeters, and three passive radiators — delivers up to 210W (AC) of deep, powerful, crystal-clear sound that fills large spaces with ease.

Dual Bass Boost Modes

A dedicated Bass Boost button lets you switch between Deep Bass for rumbling low-end and Punchy Bass for tighter, energetic hits — tuned to match the vibe.

AI Sound Boost

JBL's AI Sound Boost analyses your music in real time and adjusts output for maximum power with minimum distortion, even at full volume.

Up to 34-Hour Battery + Power Bank

A replaceable 99Wh battery delivers up to 28 hours of playtime (34 hours with Playtime Boost) and recharges in about 3 hours. A built-in 30W USB-C power bank charges your devices on the go.

Bluetooth 5.4, Auracast & Lossless Audio

Bluetooth 5.4 keeps the connection stable, Auracast links multiple JBL speakers or pairs two Boombox 4 units in stereo, and USB-C lossless audio delivers pure high-resolution sound.

Lighter Design, IP68 Tough

12% lighter than the Boombox 3 with an integrated carry handle, the Boombox 4 is fully IP68 waterproof and dustproof — ready for the pool, the beach, or the backyard.

JBL Boombox 4 Specifications

JBL Boombox 4 vs JBL Boombox 3

Why Buy JBL Boombox 4 from Dynsol.pk?

• 100% genuine JBL products
• Competitive prices in Pakistan
• Fast nationwide delivery
• Trusted electronics retailer since 2016
• Physical store in Lahore (Hafeez Center)
• Secure checkout and reliable support
• Original accessories and warranty handling

Frequently Asked Questions

How powerful is the JBL Boombox 4?
It delivers up to 210W of JBL Pro Sound — JBL's most powerful portable speaker.

Is the battery replaceable?
Yes, the 99Wh battery is user-replaceable and lasts up to 28 hours (34 with Playtime Boost).

Is it waterproof?
Yes, it carries a full IP68 waterproof and dustproof rating.

Does it have a 3.5mm aux input?
No, it uses USB-C audio instead, which also supports lossless playback.

Can I pair two together?
Yes, pair two Boombox 4 units for stereo or link more JBL speakers via Auracast.