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Incompatible non-supplied
accessories
Only use accessories, transducers or
cables supplied by the manufacturer of
this device. Incompatible accessories
may result in reduced electromagnetic
compatibility (EMC) of your device.
Modification of hearing aids is not
allowed
Changes or modifications not expressly
approved by the manufacturer will void
the warranty of the equipment.
Interference
The hearing aid has been
thoroughly tested for interference
according to the most stringent
international standards.
Electromagnetic interference may occur
in the vicinity of equipment with this
symbol to the right. Portable and mobile
RF (radio frequency) communications
equipment can affect the performance
of your hearing aid. If your hearing aid is
affected by electromagnetic interfer-
ence, move away from the source to
reduce the interference.