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19. Care and maintenance
Expected Service Life:
The hearing aids and the compatible charger have the
expected service life of ve years. The devices are expected
to remain safe for use for this duration.
Commercial service period:
Routine and diligent care of your hearing aids and charger
will contribute to the outstanding performance for the
duration of the expected service life of your devices.
Sonova AG will provide a minimum of a ve year repair
service period after the respective hearing aid, charger and
essential components have been phased out of the
product portfolio.
General information
Before using hair spray or applying cosmetics, you should
remove your hearing aid from your ear, because these
products may damage it.
Your hearing aids are resistant to water, sweat and dust
under the following conditions:
• After exposure to water or dust, the hearing aid is
cleaned and dried.
• The hearing aid is used and maintained as described in
this user guide.
Always make sure that the hearing aids and charger
are dry and clean before charging.
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