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Sim Cards

A subscriber identity module or subscriber identification module (SIM) card is an integrated circuit that securely stores the International Mobile Subscriber Identity (IMSI) and the related key used to identify and authenticate subscribers on mobile telephony devices (such as mobile phones and computers).

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How is bandwidth allocated?

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Asked by Wiki User

Bandwidth is allocated by your carrier to certain apps. System apps will take priority over games or user-installed apps.

Can prepaid sim cards work with any unlocked cell phones?

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Asked by Wiki User

It depends on the phone and the carrier. Some sell unlocked phones, other sell locked phones but you can ask them to unlock it. Others are not locked per-se but may be blocked from being used on certain networks. (In the US, for example, prepaid Verizon phones cannot be used on Page Plus.)

Is a SIM card an input or an output device?

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Asked by Wiki User

I Really Love Tech And I Think You Are All WRONG. It's Neither! It's NOT An Input. And It's NOT An Output! IT'S A STORAGE DEVICE!