Haier A70 User Manual page 82

3.8.2 Tools
3.8.2.1 Calculator
Use the menu to do basic calculations, such as addition, subtraction, multiplication and
division.
Key operations:
Left navigation key: Multiplication.
Right navigation key: Division.
Up navigation key: Addition.
Down navigation key: Subtraction.
OK: Equal. Press the key to display calculation result.
Press [Clear] to clear the contents you input .
3.8.2.2 Stopwatch
Enter the menu to use the stopwatch. It provides two options: Typical stopwatch, nWay
stopwatch.
3.8.3 Bluetooth
Enter the menu to set the followings: Power, Inquiry audio device, My device, Active device,
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