i.t.works ER701 Manual Del Usuario página 4

Precau ns in using the headphone
Do not use the headphone while driving an automobile or riding a
bicycle. Iti s not only dangerous, but also against the law. To avoid
an accident, do not turn up the volume oft he headphones too high
while walking.
HEADPHONE VOLUME WARNING
WARNING: To protect your hearing
with this product are compliant with French Decree of 8 November
does not exceed 100 dB SPL. The prolonged listening at high volume
for more than five hours a week can damage your hearing.
To prevent possible hearing damage, do not listen at high
volume levels for long periods.
At full power, prolonged listening to the player
can damage the ear of the user.