User Manual

2
Thank you for purchasing this product.
Please read these instructions carefully before using this product, and save this manual for future use.
Safety precautions
∫ Unit
• Avoid using or placing this unit near sources of heat.
• Do not listen with this unit at high volume in places where you need to hear sounds from the surrounding
environment for safety, such as at railroad crossings, and construction sites.
• Keep this unit away from something susceptible to the magnetism. Such devices as a clock may not operate
correctly.
• Be aware that this unit (earphones) may get warm while charging or immediately after charging. Depending on
your constitution and health status, putting the earphones on may trigger adverse reactions such as skin
redness, itching, and rash if the earphones have just been taken out of the charging cradle and are still warm.
CAUTION!
To reduce the risk of fire, electric shock or product damage,
• Do not install or place this unit in a bookcase, built-in cabinet or in another confined space. Ensure this unit is
well ventilated.
• Do not obstruct this unit’s ventilation openings with newspapers, tablecloths, curtains, and similar items.
• Do not place sources of naked flames, such as lighted candles, on this unit.
∫ Batteries
• Do not heat or expose to flame.
• Do not leave the battery(ies) in a car exposed to direct sunlight for a long period of time with doors and windows closed.
WARNING:
To reduce the risk of fire, electric shock or product damage,
• Do not expose this unit to rain, moisture, dripping or splashing.
• Do not place objects filled with liquids, such as vases, on this unit.
• Use the recommended accessories.
• Do not remove covers.
• Do not repair this unit by yourself. Refer servicing to qualified service personnel.
Avoid the use in the following conditions
• High or low extreme temperatures during use, storage or transportation.
• Disposal of a battery into fire or a hot oven, or mechanically crushing or cutting of a battery, that can result in an
explosion.
• Extremely high temperature and/or extremely low air pressure that can result in an explosion or the leakage of
flammable liquid or gas.