JBL Boombox 4 Portable Bluetooth Speaker, Black - Certified Refurbished Espresso LONG BATTERY LIFE & QUICK

LONG BATTERY LIFE & QUICK CHARGING: Up to 11 hours of battery life (up to 22hrs with case) with quick charging (5 min charge for up to 1 hour of playback)

Real Time Tracking

Exposure conditions: outdoors on sunny or slightly overcast days and indoors

HEART RATE

and Tone modes with a flick of the mode toggle

JBL Boombox 4 Portable Bluetooth Speaker, Black - Certified Refurbished Espresso LONG BATTERY LIFE & QUICKThe JBL Boombox 4 brings the boom wherever we go. Its portable, waterproof, and dustproofso we never stress about weather or spills. We get massive JBL Pro Sound with a Bass Boost that lets us pick between deep or punchy bass, depending on the vibe. Boombox 4 boasts bigger sound than ever before, lighter for easier carry, and up to 34 hours of playtime on a single charge. Features Unbeatable JBL Pro Sound with AI Sound Boost: Were talking massive