You charge JBL Go 2 Bluetooth speakers via their covered micro USB charge port. And to get the quickest charge time and fullest charge when the JBL Go 2 runs out of juice, be sure to use a medium to high current USB charger. JBL Go 2 Charge Time: How Long to Fully Recharge According … Continue reading JBL Go 2 Charge Time, How Long to Fully Charge