Section 12: Health and Safety Information 191Operating EnvironmentSection 12Operating EnvironmentRemember to follow any special regulations in force inany area and always switch your phone off whenever itis forbidden to use it, or when it may cause interference ordanger. When connecting the phone or any accessory toanother device, read its user's guide for detailed safetyinstructions. Do not connect incompatible products.As with other mobile radio transmitting equipment, usersare advised that for the satisfactory operation of theequipment andfor the safety of personnel, it is recommended that theequipment should only be used in the normal operatingposition (held to your ear with the antenna pointing overyour shoulder if you are using an external antenna).Using Your Phone Near Other Electronic DevicesMost modern electronic equipment is shielded from radiofrequency (RF) signals. However, certain electronicequipment may not be shielded against the RF signalsfrom your wireless phone. Consult the manufacturer todiscuss 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.