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• If you use medical equipment, contact the equipment manufacturer before using your device to determine
whether or not the equipment will be affected by radio frequencies emitted by the device.
• Do not use your device near devices or apparatuses that emit radio frequencies, such as sound systems or
radio towers Radio frequencies may cause your device to malfunction.
• Do not use your device near devices or apparatuses that emit radio frequencies, such as sound systems or
radio towers. Radio frequencies may cause your device to malfunction.
• Electronic devices in your car may malfunction, due to radio interference from your device. Contact the
manufacturer for more information.
Protecting your hearing when using a headset
•
To prevent possible hearing damage, do not listen at high volume levels for long periods.
• Using a headset at high volumes may damage your hearing. To reduce this risk, lower the headset volume
to a safe and comfortable level.
• Exposure to high volumes while driving may cause distraction and increase your risk of an accident.
• Do not use a headset while driving or riding. Doing so may distract your attention and cause an accident, or
may be illegal depending on your region.
Areas with flammables and explosives
• Turn off your device in potentially explosive environments instead of removing the battery. Always comply
with regulations, instructions and signs in potentially explosive environments.
• Do not use your device at refueling points (petrol stations), near fuels or chemicals, or in blasting areas.
• Do not store or carry flammable liquids, gases, or explosive materials in the same compartment as the device,
its parts, or accessories.
Traffic security
• Observe local laws and regulations while using the device. To reduce the risk of accidents, do not use your
wireless device while driving.
• Concentrate on driving. Your first responsibility is to drive safely.
• Do not hold the device while driving. Use hands-free accessories.
• When you must make or answer a call, pull of the road safely and park the vehicle first.
• RF signals may affect the electronic systems of motor vehicles. For more information, consult the vehicle
manufacturer.
• Do not place the device over the air bag or in the air bag deployment area in a motor vehicle. Doing so may
hurt you because of the strong force when the air bag inflates.、
• On an aircraft, using electronic devices can interfere with the aircraft's electronic navigational instruments.
Make sure the device is turned off during takeoff and landing. After takeoff, you can use the device in flight
mode if allowed by aircraft personnel.
Operating environment
• Do not expose the device to heavy smoke or fumes. Doing so may damage the outside of the device or cause
it to malfunction.
• Do not use or store your device in areas with high concentrations of dust or airborne materials. Dust or
foreign materials can cause your device to malfunction and may result in fire or electric shock.
• Do not use your device during thunderstorms to protect your device against any danger caused by lightning.
• Avoid exposing your device and battery to very cold or very hot temperatures. Extreme temperatures can
damage the device and reduce the charging capacity and life of your device and battery.
• Prevent the battery from coming into contact with metal objects, as this can create a connection between
the + and – terminals of your battery and lead to temporary or permanent battery damage.
• Do not expose your device to direct sunlight (such as on a car dashboard) for prolonged periods.
• To protect your device or accessories from fire or electrical shock hazards, avoid rain and moisture.
• Keep the device away from sources of heat and fire, such as a heater, microwave oven, stove, water heater,
radiator, or candle.
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