Kenwood WD-K10PBS Guia Del Usuario página 7

CAUTION
The frequency band (1.9 GHz band) in which this product operates
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and it's average output power (less than 10 mW) are the same as
PHS (Personal Handy-phone System). If this product is to be used
near medical equipments, be sure to conduct sufficient verification
in advance before using.
Do not set the volume on the earphones too high
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Listening at loud volume continuously for prolonged periods of time
may affect your hearing.
Do not turn on/off the portable transceiver or remove/insert the plug
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while you are still wearing the earphones
Sudden burst of loud sound can result in hearing loss.
Using earphones in a dry environment may cause tingling sensation
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in the ears. This is due to the static charges accumulated on the
body and the connected device, not malfunctioning of the
earphones. This is less likely to occur on someone wearing clothes
made from natural materials or preventive actions taken to prevent
the accumulation of static charges on the clothes.
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