Etymotic HD•Safety™ Earplugs + Earphones - Manual (Page 7)

6
Insertion
• Remove earphones with a slow twisting motion.
Do not pull on the cables to remove the earphones from the ears.
Removal
• Always store earphones in a clean, protective case.
• Do not store other objects in the earphone case.
Storage
Make sure the eartip is clean.
• When using foam eartips:
Roll down or compress foam
before inserting (Fig. 1).
• Pull the ear up and out while
inserting (Fig. 2).
• Twist and push gently until the
eartip seals in the ear canal.
• Hold the eartip in place for about
5 seconds while foam expands to
create a tight seal in the ear canal.
• When using 3-flange eartips:
Moistening may ease insertion.
Fig. 1
Fig. 2