SMTX s758, User Manual, Page: 53 / 57

not be able to use a rated phone
successfully. Trying out the phone
with your hearing device is the best
way to evaluate it for your personal
l needs.
l M-Ratings: Phones rated M3 or M4
meet FCC requirements and are
likely to generate less interference
to hearing devices than phones that
are not rated. M4 is the better/higher
of the two ratings.
l
l
S758 is rated M3.
l
l
T-Ratings: Phones rated T3 or T4
meet FCC requirements and are
likely to be more
l usable with a hearing aid’s telecoil
than phones that are not rated. T4 is
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