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TRUEFREE F2 - Page 9

TRUEFREE F2
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When using the headphone close to
personal computers, Wi-Fi routers,
microwave ovens, refrigerators, etc.
Refrigerators, microwave ovens, Wi-Fi
routers, personal computers, etc. are
devices that emit radio waves. The
headphone may be aected by these
radio waves when using them in a
location with a mixture of multiple radio
waves.
Please use the
headphone away from
Wi-Fi routers, personal
computers, microwave
ovens, refrigerators,
etc. in order to avoid
radio wave
interference.
8
Why is the Bluetooth connection unstable sometimes?
Case 1
When using the Bluetooth device in the
pocket of the chest or pants, or a bag
while listening to the audio.
If the engine ear is diagonal to the
Bluetooth device, it will aect the
Bluetooth signal. As human body is the
biggest source of signal blocking.
When putting the
Bluetooth device in a
pocket or bag, move
the Bluetooth device
to a place with no
barriers between the
device and
headphones (such as
the human body).
Case 2
Reasons Workarounds

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