JBL Go 4 - Ultra-Portable (Black) tactical boots Double-wall vacuum insulation — keeps

Double-wall vacuum insulation — keeps drinks cold or hot for hours

Notch collar

Unique Allure: Stand Out

Warmer Than Body Temp

energy return

JBL Go 4 - Ultra-Portable (Black) tactical boots Double-wall vacuum insulation — keepsUltra portable JBL Pro Sound with punchier bass: Don't let its little size fool you. The JBL Go 4 packs a serious musical punch. Your friends won't believe how much great JBL Pro Sound comes out of such a small speaker. Up to 7 hours of playtime plus 2 hours with Playtime Boost: Don't sweat the small stuff like charging your battery. JBL Go 4 gives you up to 7 hours of playtime on a single charge. Tap Playtime Boost to add up to 2 more hours to your