Tag: JBL Wonderboom 3 Speaker Power

  • JBL Wonderboom 3 Speaker Power Button Not Working

    JBL Wonderboom 3 Speaker Power Button Not Working

    When the Power button on your JBL Wonderboom 3 Speaker is not working, this likely means one or more things as follows. Dead Battery.  The internal battery is empty needs a recharge for continued speaker operation. Use a commercially available USB charger to do this. This likely is most often the cause of the JBL…