Fiil T1 X - Page 16

14
Problem What to do
Poor sound
quality
• Use a di󽗈erent music source.
• Pair a di󽗈erent Bluetooth device.
• Disconnect the second device.
• Move the Bluetooth device closer to the
headphones, and away from any interference or
obstructions.
• Clear any debris or wax buildup from the earbuds
and headphone nozzles.
Earbuds don’t
charge
• Open the USB connector and securely connect
the small end of the USB cable to the USB
connector. Make sure the connector on the cable
is correctly aligned with the connector on the
headphones.
• Secure both ends of the USB cable.
• If your earbuds have been exposed to high or
low temperatures, let the earbuds return to room
temperature and then try charging again.