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What is SIM in GSM module?
written 9.4 years ago by gravatar for laukik.karnavat laukik.karnavat • 20 modified 3.8 years ago by gravatar for pedsangini276 pedsangini276 • 4.8k

Mumbai University > Electronics and Telecommunication Engineering > Mobile Communication
mobile communication
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written 9.4 years ago by gravatar for teamques10 teamques10 ★ 70k
  • SIM stands for Subscriber Identity Module.
  • SIM contains users subscription information and contacts of phonebook.
  • SIM is protected by PIN or password.
  • SIM is a smart card which has unique IMSI (International Mobile Subscriber Identity) number.
  • It allows user to retain the information even after he changes his mobile.
  • It …

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