Zte F231, Руководство пользователя

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Let’s get started
5
emergency calls
 To make an emergency call your phone must be turned on and in an
area where there’s network coverage. Dial the national emergency
number and press ‘send’. Explain exactly where you are and don’t
hang up until help has arrived.
working temperature
 The working temperature for the phone is between 0
℃
and 40
℃
.
Please don’t use the phone outside the range. Using the phone under
too high or too low temperature might cause problems.
At very high volume, prolonged listening to a mobile phone can
damage your hearing.
Battery care and safety
 Keep the battery in a cool, ventilated place and out of direct sunlight.