Plug the small end of the USB cable into the micro-USB connector on the right earcup
Plug the other end into a USB wall charger or computer that is powered on
While charging, the battery indicator blinks amber. Allow up to two hours to fully charge the headphones.
When the battery is fully charged, the battery indicator glows green. A full charge powers the headphones for up to 20 hours when connected wirelessly and 40 hours when connected with an audio cable.