Konka R8A - Calculator; Basic and Advanced Calculator Panel

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Switching Between Earphone and
Speaker
On the FM radio screen, touch to switch
between speaker and headset mode.
Start and Save Recording
(1) Open FM radio.
(2) Touch to start or save recording.
Calculator
You can use your phone as a calculator.
(1) Open Calculator.
(2) Open calculator screen.
(3) Touch DEL to clear the latest inputs or results
digit by digit; touch CLR to clear all content or
result.
Basic and Advanced Calculator Panel
(1) Open Calculator.
(2) Open basic panel directly.
(3) Swipe on the left to Open advanced panel;