Nextar SNAP3 - Manual (Page 27)

Chapter 3: Device Settings
17
Time
Firstly, tap the rectangle area of Time.
To change Hour, Minute, and Second, tap the
left/right arrow on the Time bar.
Then, click at the upper right corner of the
page to save the setting and go back to the last
page.
Volume
Tap Volume on the Setup submenu.
The Volume page appears in the display.
Check the Enable Keytone option if you would like
to hear a clicking sound each time you tap on the
display.
If you are using the earphone, the Enable keytone
option will be disabled automatically.