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  2. SIM card - Wikipedia

    en.wikipedia.org/wiki/SIM_card

    The mini-SIM (or 2FF) card has the same contact arrangement as the full-size SIM card and is normally supplied within a full-size card carrier, attached by a number of linking pieces. This arrangement (defined in ISO/IEC 7810 as ID-1/000 ) lets such a card be used in a device that requires a full-size card – or in a device that requires a ...

  3. Motorola StarTAC - Wikipedia

    en.wikipedia.org/wiki/Motorola_StarTAC

    However, all other models are fully compatible with modern SIM cards. With the exception of the 130 which takes a 2FF mini-SIM, GSM StarTACS accept a standard (1FF) SIM card. This format follows the same dimensions as a conventional debit/credit card and was the format used in the first GSM phones before the switch to the 2FF standard.

  4. File:GSM SIM card evolution.svg - Wikipedia

    en.wikipedia.org/wiki/File:GSM_SIM_card...

    English: evolution path of GSM SIM card showing full-size SIM card (1FF), Mini SIM card (2FF), Micro SIM card (3FF) and Nano SIM card (4FF) Date: 25 July 2012: Source:

  5. Universal integrated circuit card - Wikipedia

    en.wikipedia.org/wiki/Universal_integrated...

    A card with all 3 features is called a removable user identity card, or R-UIM. Thus, the R-UIM card can be inserted into CDMA, GSM, or UMTS handsets, and will work in all three cases. In 3G networks, it is a mistake to speak of a USIM, CSIM, or SIM card, as all three are applications running on a UICC card.

  6. Remote SIM provisioning - Wikipedia

    en.wikipedia.org/wiki/Remote_SIM_provisioning

    The language that is used to describe these specification is a little confusing since eSIM is not a physical format (or "form factor" - the phrase that is used to describe the various SIM sizes). The eSIM describes the functionality in the SIM, not the physical size of the SIM - and there are eSIMs in many formats (2FF, 3FF, 4FF, MFF).

  7. GSM - Wikipedia

    en.wikipedia.org/wiki/GSM

    A nano sim used in mobile phones. One of the key features of GSM is the Subscriber Identity Module, commonly known as a SIM card. The SIM is a detachable smart card [2] containing a user's subscription information and phone book. This allows users to retain their information after switching handsets.

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