1. Quick guide
Left and right hearing aid markings
Left
Right
Changing batteries
1.
2.
Remove the
Open the
sticker from the
battery door.
new battery
and wait two
minutes.
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Blue marking for left
hearing aid.
Red marking for right
hearing aid.
3.
Place battery in the
battery door with the
"+" symbol facing
upwards.
On/Off
On
Push button
Models with this option only:
The push button on your hearing aid can
have various functions.
Volume control
Models with this option only:
To increase the volume, turn the volume
control forwards. To decrease the volume,
turn the volume control backwards.
Flight mode Virto M-312
To enter flight mode press the push
button for 7 seconds while closing the
battery door. To exit flight mode, simply
open and close the battery door again.
Off
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