Enter into USB mode by PC:
Power on/off
To power on and off the player, press and hold the 
button.
Button Functions:
““ Play: power on / play / pause / power off.
“M ” Mode: acts as an “Enter” button when pressed. Press and hold to
enter the main menu.
“VOL+” and 
or 
buttons to adjust.
“
“ Forward: next item or fast forward. (To fast forward, press and hold).
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