OnePlus WC018A31KX - Voice Recorder; Recording and Managing Audio

Calculator provides common calculator
functions.
Enter the application drawer and open the
Calculator app.
⚫ Basic Calculator: The calculator provides a
basic calculation mode by default, which can
perform simple addition, subtraction,
multiplication and division calculations.
⚫ Scientific Calculator: Swipe up on the
horizontal line to display the scientific
calculator.
⚫ View history: Tap the “view history” button in
the upper right corner to view it, and tap the
CLEAR button in the upper right corner to
clear it.
Recorder
Recorder provides recording and playback
functions.
Enter the application drawer and open the
Recorder app.
⚫ Record:
 Start recording: Tap to start recording.
 Pause the recording: Tap to pause a
recording.
 Insert tags: Tap to insert tags.