4
5
2.
Parts of the hearing aid
The following pictures show the models
described in this user guide. You can identify
your personal model by:
• Checking “Your hearing aid details” inside
front of this guide.
• Or comparing your hearing aid with the
following shown models. Pay attention to the
shape of the hearing aid and if a volume
control is present.
Insera B-312 (wireless)
Battery door
Custom
made shell
Push button
Sound outlet / wax protection system
Volume control
(optional)
Battery door
Insera B-312 NW O (non-wireless)
Sound outlet / wax protection system
Custom made shell
Insera B-10 NW O (non-wireless)
Custom made shell
Push button
(optional)
Removal handle
Sound outlet / wax protection system
Battery door