Description

JBL Boombox 4 is a large portable Bluetooth speaker built to deliver loud, deep, and clear audio with rugged durability and long battery life — perfect for parties, outdoor events, beach days, or everyday music listening.

🎶 Key Features

Unbeatable JBL Pro Sound: Equipped with dual large woofers, two tweeters, and passive radiators for rich bass and detailed audio that fills large spaces.

AI Sound Boost: Smart audio processing that adjusts sound in real time to keep music powerful and distortion-free at high volumes.

Customizable Bass Modes: Two Bass Boost settings let you switch between Deep Bass (full low end) and Punchy Bass (energetic, tight lows) depending on the vibe.

Long Playtime: Up to 28 hours of music on a single charge, with an extra ~6 hours using JBL Playtime Boost (total ~34 hours).

Rugged Durability: IP68 rating means it’s waterproof and dustproof, ready for outdoor adventures or poolside

Wireless Connectivity: Bluetooth 5.4 for stable wireless streaming plus Auracast™ support to pair multiple compatible speakers for bigger sound.

Lossless & Wired Play: USB-C port can support lossless audio playback when connected to a compatible device.

Portability: Redesigned to be slightly lighter than previous generations while still packing a powerful punch.

Replaceable Battery: Battery can be swapped out for extended use (sold separately).

🛠️ Specs Snapshot

Output Power: ~210 W RMS total (AC/Battery).

Transducers: Dual 5″ woofers + 2 tweeters + passive radiators.

Frequency Range: ~37 Hz – 20 kHz.

Bluetooth: v5.4.

Weight: ~5.9 kg.

🌟 Best For

Outdoor parties, gatherings, and all-day events

Beach or pool use thanks to waterproof design

Users who want powerful, bass-heavy sound in a portable package

Long trips or locations without easy access to power sources