The JBL Xtreme 1 has a row of LEDs across its lower front panel. These display battery fullness and charging…
Change how much rumble you get on the JBL Xtreme 1, by turning on and off its Extra Bass mode.…
Change how much rumble you get on the JBL Xtreme 1, by turning on and off its low frequency mode.…
Explains how to charge the JBL Xtreme 1 through its DC input port and the included 19 volt adapter. How…