Ctia Requirements - Zte Z2321U User Manual And Safety Information

T-Ratings: Phones rated T3 or T4 meet FCC requirements and are likely to be more usable
with a hearing device's telecoil ("T Switch" or "Telephone Switch") than unrated phones. T4 is
the better/ higher of the two ratings. (Note that not all hearing devices contain telecoils.)
Your phone meets the M4/T4 level rating.
Hearing devices may also be measured for immunity to this type of interference. Your hearing
device manufacturer or hearing health professional may help you find results for your hearing
device.
For additional information about the FCC's actions with regard to hearing aid compatible
wireless devices and other steps the FCC has taken to ensure that individuals with disabilities
have access to telecommunications services, please go to www.fcc.gov/cgb/dro.

CTIA Requirements

 Do not disassemble or open, crush, bend or deform, puncture or shred the battery.
 Do not modify or remanufacture, attempt to insert foreign objects into the battery, immerse
or expose to water or other liquids, expose to fire, explosion or other hazard.
 Only use the battery for the device for which it is specified.
 Only use the battery with a charging system that has been qualified with the system per
CTIA Certification Requirements for Battery System Compliance to IEEE 1725. Use of an
unqualified battery or charger may present a risk of fire, explosion, leakage, or other
hazard.
 Do not short-circuit the phone or allow metallic conductive objects to contact the charging
terminals.
 Replace the battery only with another battery that has been qualified with the system per
this standard, IEEE-Std-1725. Use of an unqualified battery may present a risk of fire,
explosion, leakage or other hazard. Only authorized service providers shall replace the
battery. (If the battery is non-user replaceable).

Promptly dispose of used batteries in accordance with local regulations.
 Battery usage by children should be supervised.
 Avoid dropping the phone or battery. If the phone or battery is dropped, especially on a
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