Once you open the box, push down the ON/OFF (power button) around 3 second,
boot on your voice recorder. Try to playback the test file in the music folder or press
hold REC button to recording a test file to check everything is OK
If you cannot boot on your voice recorder, it maybe the recorder has low battery, go
to next step, charging the voice recorder
Use the MicroUSB cable connect your voice recorder to USB socket to charging it.
When full charged, the battery icon will be full.