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Security settings
1. SIM Security
To adjust the security settings for SIM lock,Fixed dial,Change password.
2. Phone Security
To change the phone lock status, if the status is on, the password is needed
when power on.
Change password
：
you can change the phone password.
Restore factory settings
Reset the phone to default values (factory settings).
The phone password is required, which is "0000" by default.
RF Exposure Information and Statement
The SAR limit of USA (FCC) is 1.6 W/kg averaged over one gram of tissue.
Device types W20 (FCC ID: ZC4W20) has also been tested against this SAR limit.
The highest SAR value reported under this standard during product certification for
use at the ear is 0.738 W/kg and when properly worn on the body is 0.783 W/kg.
This device was tested for typical body-worn operations with the back of the
handset kept 1.5cm from the body. To maintain compliance with FCC RF exposure
requirements, use accessories that maintain a 1.5cm separation distance between
the user's body and the back of the handset. The use of belt clips, holsters and
similar accessories should not contain metallic components in its assembly. The
use of accessories that do not satisfy these requirements may not comply with
FCC RF exposure requirements, and should be avoided.
This device complies with part 15 of the FCC rules. Operation is subject to the
following two conditions: (1) this device may not cause harmful interference, and (2)
this device must accept any interference received, including interference that may
cause undesired operation.
NOTE: The manufacturer is not responsible for any radio or TV interference
caused by unauthorized modifications to this equipment. Such modifications could