Implanted medical devicesTo avoid potential interference, manufacturers of implanted medicaldevices recommend a minimum separation of 15.3 centimetres (6inches) between a wireless device and the medical device. Personswho have such devices should:• Always keep the wireless device more than 15.3 centimetres (6inches) from the medical device.• Not carry the wireless device in a breast pocket.• Hold the wireless device to the ear opposite the medical device.• Switch the wireless device off if there is any reason to suspect thatinterference is taking place.• Follow the manufacturer directions for the implanted medicaldevice.If you have any questions about using your wireless device with animplanted medical device, consult your health care provider.HearingWarning: When you use the headset, your ability to hear outsidesounds may be affected. Do not use the headset where it canendanger your safety.Some wireless devices may interfere with some hearing aids.NickelThe surface of this device is nickel-free.VehiclesRadio signals may affect improperly installed or inadequatelyshielded electronic systems in vehicles. For more info, check with themanufacturer of your vehicle or its equipment.Only qualified personnel should install the device in a vehicle. Faultyinstallation may be dangerous and invalidate your warranty. Checkregularly that all wireless device equipment in your vehicle is mountedand operating properly. Do not store or carry flammable or explosivematerials in the same compartment as the device, its parts, oraccessories. Do not place your device or accessories in the air bagdeployment area.Potentially explosive environmentsSwitch your device off in potentially explosive environments, such asnear petrol pumps. Sparks may cause an explosion or fire resulting ininjury or death. Note restrictions in areas with fuel; chemical plants;14