Etymotic HD•Safety™ Earplugs + Earphones - Manual (Page 4)

3
Warnings
Failure to follow these recommendations may severely reduce
the amount of hearing protection provided.
• Earphones should not be used where there is a risk that the
cables can be caught up during use.
• Secure connecting cables away from entanglement hazards.
• Eartips fit ear canal diameters of 6-14 mm. See “Selecting
an Eartip” section for details.
• Eartips must be fitted, adjusted and maintained to the
manufacturer’s instructions to achieve the expected attenuation
and hearing protection.
• Use hearing protection at all times in noisy surroundings.
• Make certain that hearing protection provides adequate
protection for the noisy environment.
• Eartips are reusable. Regularly inspect the eartips to assure
their continued serviceability.
• This product may be adversely affected by certain chemical
substances. Further information should be sought from the
manufacturer.