What is a SIM card?

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โˆ™ 2013-05-29 03:43:33

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SIM or Subscriber Identity Module card is is a portable memory chip used in some models of cellular telephones. SIM cards store network-specific information used to authenticate and identify subscribers on the network. Also stores users data such as phone number, contacts and text messages.

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โˆ™ 2013-05-29 03:43:33
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โˆ™ 2014-12-21 19:37:57

A SIM card is short for subscriber identity card. It is a chip that you put in your phone to make calls to someone. Each SIM card is registered on name of a particular user.

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