Phonak iCube II User Manual page 27

However, there is no guarantee that interference will not
occur in a particular installation. If this device does
cause harmful interference to radio or television reception,
which can be determined by turning the equipment
off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
J Reorient or relocate the receiving antenna.
J Increase the separation between the device and
receiver.
J Connect the device into an outlet on a circuit
different from that to which the receiver is
connected.
J Consult the dealer or an experienced radio / TV
technician for help.
Notice 4:
Japanese Radio Law and Japanese Telecommunications
Business Law Compliance. This device is granted pursuant
to the Japanese Radio Law (電波法) and the Japanese
Telecommunications Business Law (電気通信事業法).
This device should not be modified (otherwise the granted
designation number will become invalid).
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