Radio frequency (rf) energy – AT&T F160 User Manual

Page 26

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Radio Frequency (RF) Energy

49

individuals with disabilities have access to

telecommunications services, please go to

www.fcc.gov/cgb/dro.

Turn on the HAC Setting

When the HAC setting is on, your F160

sends the audio from your phone calls to

the telecoil rather than to the microphone of

your hearing aid. You are likely to hear calls

much better because volume is increased

and background noise and feedback are

diminished. The HAC setting improves

only the calls you listen to through the

earpiece. It does not affect calls heard on

the speakerphone or with a headset. Turn

off the Bluetooth function. HAC requires

extra battery power, so watch your battery

consumption when it’s turned on.
Caution: Do not turn on the HAC setting

unless you use a hearing aid with a telecoil.

Using this setting without a hearing aid or

with a hearing aid without a telecoil may be

harmful to your hearing.

FCC Compliance

48

This model phone meets the government’s

requirements for exposure to radio waves.
This phone is designed and manufactured

not to exceed the emission limits for

exposure to radio frequency (RF) energy set

by the Federal Communications Commission

of the U.S. Government:
The exposure standard for wireless mobile

phones employs a unit of measurement

known as the Specific Absorption Rate,

or SAR. The SAR limit set by the FCC is

1.6 W/kg.* Tests for SAR are conducted

using standard operating positions accepted

by the FCC with the phone transmitting

at its highest certified power level in all

tested frequency bands. Although the SAR

is determined at the highest certified power

level, the actual SAR level of the phone

while operating can be well below the

maximum value. This is because the phone is

designed to operate at multiple power levels

so as to use only the power required to reach

the network. In general, the closer you are to

a wireless base station antenna, the lower

the power output.
The highest SAR value for the model phone

as reported to the FCC when tested for use

at the ear is 1.08 W/kg and when worn on

the body, as described in this user guide,

is 0.693 W/kg. (Body-worn measurements

differ among phone models, depending

upon available enhancements and

FCC requirements.)
While there may be differences between

the SAR levels of individual F160 phones

and at various positions, they all meet the

government requirement.
The FCC has granted an Equipment

Authorization for this model phone with

all reported SAR levels evaluated as in

compliance with the FCC RF exposure

guidelines. SAR information on this model

phone is on file with the FCC and can be

found under the Display Grant section of

http://www.fcc.gov/oet/ea/fccid/ after

searching on FCC ID: Q78-ZTEF160.
For body-worn operation, this phone has

been tested and meets the FCC RF exposure

guidelines for use with an accessory that

contains no metal and that positions the

handset a minimum of 1.5 cm from the body.

Use of other enhancements may not ensure

compliance with FCC RF exposure guidelines.

If you do not use a body-worn accessory and

are not holding the phone at the ear, position

the handset a minimum of 1.5 cm from your

body when the phone is switched on.

* In the United States and Canada, the SAR limit for mobile phones used by the public is 1.6 watts/kg (W/kg)

averaged over one gram of tissue. The standard incorporates a substantial margin of safety to give additional

protection for the public and to account for any variations in measurements.

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