SED GPH-650R User Guide- 6 -Turn Off Your Mobile Phone Near Hazardous Articles:Turn off your mobile phone when you are in a gas station or near places with fuel and flammable chemicals.Turn Off Your Mobile Phone in Hospitals:Please obey any related restriction regulations or rules. Turn off your mobile phone when you are near medical facilitieswhere posted notice instruct you to do so.Pacemaker:The mobile phone interferes with an implanted cardiac pacemaker. Please follow the following instructions when usinga mobile phone nearby: Keep at least 15 cm away from the pacemaker when the mobile phone is turned on; do not placethe mobile phone in the breast pocket; answer a call using the ear further away from the pacemaker; if you have alreadynoticed interference, turn off the mobile phone.Hearing Aid:If you are a hearing aid user, check with your doctor and hearing aid manufacturer on whether the hearing aid device issensitive to the interference by a mobile phone.Interference:All mobile phones may be interfered, which affects the call performance.Accessories and Battery:Use specified accessories and battery only. Improper use of the battery might cause danger. Please use the chargerspecified by our company to charge the battery.Note: Do not remove the battery from your mobile phone during charging, and do not connect the mobile phone to thecharger when no battery is installed in the mobile phone. Otherwise, severe damage could be caused to the mobilephone.Do not cause a short circuit in a battery. If a metal object contacts an electrode exposed outside a battery, a short-circuitmay occur, and property loss or bodily injury may be caused. To prevent accidental electric leakage, place a chargedbattery properly. Pay special attention to a battery placed in your pocket, wallet or other bags with metal objects inside.RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USEDBATTERIES ACCORDING TO THE INSTRUCTIONSThe working temperature of this device is from 0℃ to 35℃. And the depositing temperature of the device and itsaccessories ranges from -10℃ to 55℃. When the temperature is lower or higher than this range, failures may arise.Emergency Call:If your phone is turned on and has network coverage, dial an emergency number in the dial pad and then press theAnswer key to make an emergency call. Inform the called party of your location. Do not end the call withoutpermission.