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Volume: Up and Low Volume
Extra
Calculator
The upper direction key for “+” and the
lower direction key for “－”, the left direction
key for "×" and the right direction key for "÷";
Press the clear key to clear the latest inputs
or results digit by digit; press the clear key
long to clear all content or result;
Press “OK” key to obtain the result.
Note: The precision of this calculator is limited
and can be used for simple calculation.
Unit converter
Input the unit and convert it to the unit you
want.
Currency Converter
To save exchange rate, press “OK”, then
choose to set exchange rate. Choose one
exchange rate from the displayed options. After
that, press “OK” to confirm. Then the exchange
rate will be saved in the memory until you enter a
new one to replace it. To convert currency, enter
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