Safety
Solutions (ATIS). The U and UT marks are referenced in Section
20.19of the FCC Rules. The HAC rating and measurement procedure are described in the American National Standards Institute (ANSI) C63.19 standard.
To enter that the Hearing Aid Compatibility rating for your phone is maintained, secondary transmitters such as Bluetooth and WLAN components must be disabled during a call. See Page 52 for instructions to disable these components.
Safety
102
For information about hearing aids and digital wireless phones
Wireless Phones and Hearing Aid Accessibility http://www.accesswireless.org/hearingaid/
FCC Hearing Aid Compatibility and Volume Control http://www.fcc.gov/cgb/consumerfacts/hac_wireless.html