53CAUTION when listening to musicTo protect your hearing, follow these instructions.• Increase the volume gradually until you can hear clearly and comfortably.• Do not increase the volume level after your ears have adjusted.• Do not listen to music at high volumes for extended periods.• Do not increase the volume to block out noisy surroundings.• Decrease the volume if you can’t hear people speaking near you.Additional safety informationYour device and its enhancements may contain small parts. Keep them out of the reach ofsmall children.Operating environmentWarning! For safety reasons, turn off all wireless or radio transmittingdevices when using your smartphone device under the followingconditions. These devices may include, but are not limited to: wirelessLAN (WLAN), Bluetooth and/or 3G.Remember to follow any special regulations in force in any area, and always switch off yourdevice when its use is prohibited or when it may cause interference or danger. Use the deviceonly in its normal operating positions. To successfully transmit data files or messages, thisdevice requires a good quality connection to the network. In some cases, transmission of datafiles or messages may be delayed until such a connection is available. Ensure that the aboveseparation distance instructions are followed until the transmission is completed. Parts of thedevice are magnetic. Metallic materials may be attracted to the device, and persons withhearing aids should not hold the device to the ear with the hearing aid. Do not place creditcards or other magnetic storage media near the device, because information stored on themmay be erased.Medical devicesOperation of any radio transmitting equipment, including wireless phones, may interfere withthe functionality of inadequately protected medical devices. Consult a physician or themanufacturer of the medical device to determine if they are adequately shielded from externalRF energy or if you have any questions. Switch off your device in health care facilities whenany regulations posted in these areas instruct you to do so. Hospitals or health care facilitiesmay be using equipment that could be sensitive to external RF transmissions.Pacemakers. Pacemaker manufacturers recommend that a minimum separation of 15.3 cm(6") be maintained between wireless devices and a pacemaker to avoid potential interferencewith the pacemaker. These recommendations are consistent with the independent research byand recommendations of Wireless Technology Research. Persons with pacemakers should dothe following:• Always keep the device more than 15.3 cm (6") from the pacemaker.• Not carry the device near your pacemaker when the device is switched on. If yoususpect interference, switch off your device, and move it.Hearing aids. Some digital wireless devices may interfere with some hearing aids. Ifinterference occurs, consult your service provider.