Motorola HF820 Manual page 13

Medical Devices
Hearing Aids
Some devices may interfere with some hearing aids.
In the event of such interference, you may want to
consult with your hearing aid manufacturer to discuss
alternatives.
Other Medical Devices
If you use any other personal medical device, consult
the manufacturer of your device to determine if it is
adequately shielded from RF energy. Your physician
may be able to assist you in obtaining this
information.
Industry Canada Notice to Users
Operation is subject to the following two conditions:
(1) This device may not cause interference and (2) This
device must accept any interference, including
interference that may cause undesired operation of
the device Ref IC RSS 210 Sec. 5.11. The term "IC:"
before the certification/registration number only
Safety and General Information 11