Product Manual
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5.Fast forward
When play the files via headset, press and hold the “+” button to
release the volume, first adjust the volume to the maximum, then
continue to press and hold “+” for fast forward operation;
6.Music file/ Switch recording file
Under the play state of the plug in headphone,
press the spring at the top first to rebound
back to the high level, and hen press “-”
continuously for 2 times to switch back and
forth from MP3 Play/record.