User's Manual

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 Keypad: set the keypad tone
 Keypad volume: set the keypad tone volume
 Power on: set the power on tone
 Power off: set the power off tone
 System alert: switch on or off the system alert
4.10 Extra
4.10.1 Calculator
Press the Direction keys to input the four operators +, -, ×, ÷.
Press the Right soft key to clear last number or result; press the Right soft key ―Back‖ to exit calculator and press
the Left soft key or OK to calculate.
* Note: The precision of the calculator is limited and there are errors, especially when it is indivisible.
4.10.2 Stopwatch
It is a timer. Common stopwatch and multi-directional stopwatch are available.
 Typical Stopwatch:
------ Split Timing: record the time of every circle or every person.
------Lap Timing: record the circle time of a person.
------ View record: view the recorded time.
 nWay Stopwatch: you can press the Direction keys to record the time of four persons and the total time. When
the timing is stopped, press and hold the Left soft key to clear the records
4.10.3 ebook reader
 Open E-Book: open and view the E-Book file.
 Clean up bookshelf: refresh the bookshelf.
 Global settings: set the font size etc. in the file.
 Book info: view the heading and size of the file.
 Delete: delete the current E-Book file.
 Delete all file: delete all the E-book file.
 Sort by: sort the file according to the date, size or the style.
 Apply global settings: apply the global setting.
 Help: help you to use the E-Book reader.
4.10.4 Facebook
Is a social network service website, you can use it to view or do other social activities.