Letsfit U8i User Manual page 11

Q: The connection between headphones
and phone is not stable.
A: Make sure your headphones stay close to
your phone (not away from your phone
more than 33 feet, no obstacles between,
and no radio or Wi-Fi interference nearby).
For Android phone users, if using aptX HD /
aptX and connection is unstable, please go
to the headphones setting of U8i in the
Bluetooth settings and disable the high
sound quality function.
Q: Can I use the headphones during
charging?
A: No, you can't use the headphones during
charging.
Q: My headphones will not switch on.
A: Please recharge the headphones and make
sure they have enough battery power. If
they are fully charged and still nothing
happens or if you are not able to charge the
unit, please contact our customer support
for further information.
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