User's Manual

18
If you feel any abnormality with your skin, immediately consult a
doctor for a medical treatment. Itching, rashes, eczema, etc. sometimes
occurs if you use the product for a long time or depending on your physical
constitution and condition.
See Material List for materials used in the product. (→P.24)
Use the product with the cap and the battery cover closed. If the
covers are open, dirt or water may get inside causing a fault.
Do not place the product directly on sand at a beach etc. Sand or
other small particles may get inside the earphone, microphone or
receiver/speaker, causing the volume to drop. If sand gets inside the product,
it may cause overheating or a fault.
■Precautions to earphone
Adjust the volume moderately when using the earphone.
May cause a hearing loss if the volume is too high.
Permanent hearing loss may occur if earphones or headphones are
used at high volume for prolonged period of time.
■Precautions to wireless