SIM Shape

Why does all cellular networks have same shape of SIM? Why is it designed in such a particular shape? Does it have any other shape?

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Mayank19

  • Aug 29th, 2010
 

Certain standards are followed by all electronic manufacturers and the same applies to cellular technology.

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saptadeep

  • Aug 30th, 2010
 

All SIM are of same shape because cellular phones when manufactured in industries, didn't know that which SIM the customer is going to use. It has to be universal so that the cellular phones can be used with any network connection SIM.

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