You charge JBL Charge 5 speaker conveniently via their USB-C charge port. Then to get the shortest JBL Charge 5 speaker charge time, use a large enough USB-C charger. JBL Charge 5 Speaker Charge Time: How Long to Fully Recharge According to the specs, the nominal time is four (4) hours. This assumes a 5 … Continue reading JBL Charge 5 Speaker Charge Time