The JBL Xtreme 1 has a row of LEDs across its lower front panel. These display battery fullness and charging status. In short, the JBL Xtreme 1 Charging Indicator lets you see charging progress. Then when not charging, it shows how full the battery is. We explain how to read this meter next. JBL Xtreme … Continue reading JBL Xtreme 1 Charging Indicator