63Using Your Phone Near Other ElectronicDevicesMost modern electronic equipment is shielded fromradio frequency (RF) signals. However, certainelectronic equipment may not be shielded against theRF signals from your wireless phone. Consult themanufacturer to discuss alternatives.PacemakersPacemaker manufacturers recommend that a minimumdistance of 15 cm (6 inches) be maintained between awireless phone and a pacemaker to avoid potentialinterference with the pacemaker.These recommendations are consistent with theindependent research and recommendations of WirelessTechnology Research.Persons with pacemakers:• should always keep the phone more than 15 cm(6 inches) from their pacemaker when the phone isswitched on.• should not carry the phone in a breast pocket.• should use the ear opposite the pacemaker tominimize potential interference.If you have any reason to suspect that interference istaking place, switch your phone off immediately.Hearing AidsSome digital wireless phones may interfere with somehearing aids. In the event of such interference, youmay wish to consult your hearing aid manufacturer todiscuss alternatives.Other Medical DevicesIf you use any other personal medical devices, consultthe manufacturer of your device to determine if it isadequately shielded from external RF energy. Yourphysician may be able to assist you in obtaining thisinformation. Switch your phone off in health carefacilities when any regulations posted in these areasinstruct you to do so. Hospitals or health care facilitiesmay be using equipment that could be sensitive toexternal RF energy.