Zoom H4next Operation Manual page 13

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Adjust the input sound
rec level
Press.
or
light on
Counter turns
Now recording
mark
Remaining time on SD CARD
Counter doesn't return 0
Places Mark at specific time in
WAV file format
Press.
light off
Counter returns 0:00:00:00:000
In detail
[PLAYBACK] [STOP]
Press. Press.
Output: Built-in speaker
In detail