Here’s our answer to the question: How to Know When Logitech Wonderboom 1 Is Fully Charged? Charging is easy through the sealed micro USB DC in port on the rear bottom of the speaker. First, pick a high current USB AC adapter. Why? Because you do not get this with the Logitech Wonderboom 1. But … Continue reading How to Know When Logitech Wonderboom 1 Is Fully Charged