User's Manual

HAC Regulations
The EUT was tested and rated under the American National Standard Institute (ANSI) C63.19-2011
hearing aid compatibility（HAC） standards. The ANSI standard for hearing aid compatibility
contains two types of ratings:
• M-Ratings: Rating for less radio frequency interference to enable acoustic coupling with hearing
aids.
• T-Ratings: Rating for inductive coupling with hearing aids in telecoil mode.
This device complies with the FCC HAC requirements has also been tested E-Field, H-Field and T-
Coil, the worst test result of M rating is M3, the T rating is T3.
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. Your device is rated M4.
T-Ratings: Phones rated T3 or T4 meet FCC requirements and are likely to be more usable with a
hearing aid’s telecoil than phones that are not rated. T4 is the better/higher of the two ratings.
Your device is rated T4