3. Power on/off
Long Press 
3~5 sec to turn the power on
Long Press 
3~5 sec to turn the power off
4.Functions (Press 
once to enter functions menu)
*LCD Brightness
*Power 1 (LCD darken after 5 sec)
*Power 2 (LCD off after 5 sec)
*Setup recording file to WAV or ASF
*Long press 
3 sec to switch between DVR (Digital Voice Record) and play music mode
*In DVR mode, press 
once to start recording, press 
once to pause or continue recording, long press 
to stop and save recording
*After stop recording, press 
once to play recording
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