User manual

57
acceptable for normal operation.
The M mark is intended to be synonymous with the U mark. The T mark is intended to be
synonymous with the UT mark. The M and T marks are recommended by the Alliance for
Telecommunications Industries Solutions (ATIS). The U and UT marks are referenced in
Section 20.19 of the FCC Rules. The HAC rating and measurement procedure are
described in the American National Standards Institute (ANSI) C63.19 standard.
When you're talking on a cell phone, it's recommended that you turn the BT (Bluetooth)
mode off for HAC.
For information about hearing aids and digital wireless phones
Wireless Phones and Hearing Aid Accessibility
http://www.accesswireless.org/Home.aspx
FCC Hearing Aid Compatibility and Volume Control
http://www.fcc.gov/cgb/consumerfacts/hac_wireless.htm
Trademarks and Copyrights
Coolpad and the Coolpad logo are registered trademarks of Yulong Computer
Telecommunication Scientific (Shenzhen) Co., Ltd. Google and Android are trademarks of
Google Inc. Other trademarks and trade names are the property of their respective
owners. Copyright © 2018 Coolpad Technologies Inc. All Rights Reserved. Reproduction,
transfer, distribution of the contents herein in any manner without the prior written