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  2. eSIM - Wikipedia

    en.wikipedia.org/wiki/ESIM

    An eSIM (embedded SIM) is a form of SIM card that is embedded directly into a device as software installed onto a eUICC chip. First released in March 2016, eSIM is a global specification by the GSMA that enables remote SIM provisioning ; end-users can change mobile network operators without the need to physically swap a SIM from the device.

  3. Dual SIM - Wikipedia

    en.wikipedia.org/wiki/Dual_SIM

    Some phone models utilize a "hybrid" SIM tray, which can hold either two SIM cards, or one SIM card and one MicroSD memory card. [31] [32] The Huawei Mate 20 range introduced a proprietary memory card format called Nano Memory, exactly the size and shape of a nano SIM card. [33] Some devices accept dual SIMs of different form factors.

  4. SIM card - Wikipedia

    en.wikipedia.org/wiki/SIM_card

    A typical SIM card (mini-SIM with micro-SIM cutout) A SIM card or SIM (Subscriber Identity Module) is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone devices (such as mobile phones and laptops).

  5. Universal integrated circuit card - Wikipedia

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

    This will also transfer their phone book and text messages. Similarly, usually a subscriber can change carriers by inserting a new carrier's UICC card into their existing handset. However, it is not always possible because some carriers (e.g., in U.S.) SIM-lock the phones that they sell, preventing rival carriers' cards from being used.

  6. How to make payments with your phone - AOL

    www.aol.com/finance/payments-phone-164336000.html

    Then, hold your phone over the credit card reader to make the payment. Samsung Pay. If you’ve got a Samsung phone, you’ll want to set up Samsung Pay. The app comes pre-installed on most ...

  7. Mobile phone - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone

    The SIM securely stores the service-subscriber key (IMSI) and the K i used to identify and authenticate the user of the mobile phone. The SIM card allows users to change phones by simply removing the SIM card from one mobile phone and inserting it into another mobile phone or broadband telephony device, provided that this is not prevented by a ...

  8. SIM Application Toolkit - Wikipedia

    en.wikipedia.org/wiki/SIM_Application_Toolkit

    SIM Application Toolkit (STK) is a standard of the GSM system which enables the subscriber identity module (SIM card) to initiate actions which can be used for various value-added services. [1] Similar standards exist for other network and card systems, with the USIM Application Toolkit (USAT) for USIMs used by newer-generation networks being ...

  9. Samsung Galaxy S series - Wikipedia

    en.wikipedia.org/wiki/Samsung_Galaxy_S_series

    The Galaxy S6 is the first mobile phone in the Galaxy S series with a nano-SIM card; earlier Galaxy phones use a micro-SIM card or "standard" card. [47] [48] The S6 Edge Plus, being released simultaneously with the Galaxy Note 5, is not equipped with an infrared transmitter for use as a remote control.