File manager sound recorder calculator, File manager, Sound recorder – KOCASO M7850 User Manual
Page 17: Calculator

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Tap the numeric pad to set alarm time, and then select AM or FM, when
you are finished, tap OK.
Tap
set alarm details, when you are finished, tap
.
Tap the time to change alarm time.
2. When the alarm sounds, to stop the alarm, drag the alarm icon to
. To
repeat the alarm after a specified length of time, drag the alarm icon to
.
3. To cancel an alarm, set the alarm to OFF.
4. To activate a preset alarm, set the alarm to ON.
5. To delete an alarm, tap and hold the alarmselect
OK.
File Manager
Many features of the device, such as images, videos, documents, received attachments
and downloaded files or applications, use memory to store data. With File manager,
you can store and browse files and folders in your device, or edit, move, copy files;
you can send files to compatible devices as well.
Note:
1. Some files formats are not supported depending on the software of the device.
2. Some files may not play properly depending on how they are encoded.
Sound Recorder
With Recorder, you can record a voice memo. From application list, tap Recorder.
1. To record a voice memo, tap
.
2. To pause the recording, tap
.
3.
To listen to a voice recording that you just recorded, tap
.
Calculator
With this feature, you can use the device as a calculator. The calculator provides the
basic arithmetic functions. Tap the virtual numeric and calculation keys to perform a
calculation.