Headphones doesn’t charge

  • Allow up to four hours to fully charge the battery.
  • A full charge powers the headphones for up to 12 hours.
  • Make sure the USB connector on the cable is correctly aligned with the USB connector on the headphones.
  • Disconnect the USB charging cable on both ends and reconnect.
  • If your headphones have been exposed to high or low temperatures, let the headphones return to room temperature and then try charging again.
  • Try using a different power source to charge the headphones. 
  • Before charging, be sure the headphones are at room temperature, between 41° F (5° C) and 104° F (40° C).