User's Manual

Note: The battery powers the phone for a limited period of time. Make sure the battery
is fully charged before using the phone. Make sure that the charger plug and the USB
cable plug are inserted in the correct direction. Inserting them in the wrong direction
may cause charging failure or other problems. Before charging, make sure that the
standard voltage and frequency of the local mains supply match the rated voltage and
power of the charger.
3.3 Installation of the antenna
Connect the external antenna to the corresponding port until it is firmly in place, as
shown in the figure below.
Note: Use the provided external antenna connection only. Using an antenna that is not
compatible with the device may cause damage to the device.