Method 1 - Charging Wireless Earbuds With a Charging Case Charging Bluetooth earphones with a charging case requires the use of a lightning cable or a micro-USB cable. With earbud technology, a charging case is a must-have. The charging case works by retaining charge and using the retained capacity to charge the earbuds. Bluetooth Headphones Won't Charge: 7 General Solutions 1. Charge directly via a power outlet and not a USB hub. Make sure to try plugging your headphone charger directly into 2. See if there is any debris in the port. Debris in the charging port can hinder your device from receiving power 3. As the headphones charge, the Fuel Gauge lights flash. When charging is complete, all five lights will remain lit. To check the Fuel Gauge, which shows battery level and charging status, press and release the power button. Your headphones provide up to 40 hours of playback from 2 hours of charging, and up to 3 hours of playback from a 5-minute .

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