•Do not listen at extremely high volume levels. Extended
•Once you set the volume, do not increase it. Over time, your ears adapt to the volume level, so a volume level that does not cause discomfort might still damage your hearing.
Traffic Safety
Do not wear an earphone or headphones while operating a motor vehicle or riding a bicycle. This can create a traffic hazard and is illegal in some areas.
Even though some earphones and headphones are designed to let you hear some outside sounds when listening at normal vol- ume levels, they still present a traffic hazard.
CONNECTING AN EXTENSION SPEAKER
In a noisy area, an extension speaker (such as Cat. No.
speaker cable’s 
jack.
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