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PUK2 Personal Unlock Key 2. Provided along with specific SIM card and is used to change or enable PIN2.
IMEI International Mobile Equipment Identity. It is made up of 15-digit number and one mobile phone
corresponds to one unique IMEI.
MCC
Mobile Country Code, e.g. 460 for China (mainland).
MNC
Mobile Network Code, e.g. 00 for CMCC and 01 for China Unicom.
Call Waiting It is a network service that you can answer a call without ending current call. Different from multi-party
conference, you can only talk to one party at the same time.
Call Diverting It is a network service that you can divert the incoming calls to specified number. The options include
All Call, If not Available, If not Answered, If Busy, and Transfer All Data Calls.
Roaming
Use the mobile phone beyond the home network. It includes international roaming and domestic
roaming, while it refers to international roaming in this manual.
STK
SIM Tool Kit. It is new GSM service, which provides you flexible information, including stocks,
traffic and weather. The functions of STK depend on the network operator. This service needs the
support of SIM card and network operator.
Dual Card Mode The mobile terminal supports two GSM SIM cards and the cards subscribe to network
simultaneously and stand by at the same time.
