C78 User Manual
17
Third Party Equipment
The use of third party equipment, cables or accessories, not made or authorized by
ZTE, may invalidate the warranty of the handset and also adversely affect the
handset’s operation. For example, use only the ZTE charger supplied with the handset.
Efficient Use
For optimum performance with minimum power consumption, do not cover the
antenna area (it is on the bottom of your phone) with your hand. Covering the antenna
affects the call quality, may cause the handset to operate at higher power levels than
otherwise needed, and may shorten talk and standby times.
Radio Frequency (RF) Energy
Your handset is a low-power radio transmitter and receiver. When it is turned on, it
intermittently receives and transmits Radio Frequency (RF) energy in radio waves to
handle and control the power level at which the handset transmits. Exposure to radio
frequency energy:
Radio wave exposure and Specific Absorption Rate (SAR) information: The
handset is designed to comply with safely, requirements for exposure to radio
waves. This requirement is based on scientific guidelines that include safety margins
designed to assure the safety of all persons, regardless of age and health.
