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2. Motorola Razr V3 - Wikipedia

   en.wikipedia.org/wiki/Motorola_Razr_V3

   Memory. 5.6 MB. Display. 176×220 pixel TFT LCD. The Motorola RAZR V3, popularly called simply the Razr (pronounced / ˈreɪzər / like "razor"), is a clamshell style cell phone developed by Motorola and initially released in November 2004, the first device using the RAZR moniker. With its unique and then-thin aluminium body, coupled with a ...

3. AT&T Mobility - Wikipedia

   en.wikipedia.org/wiki/AT&T_Mobility

   Cingular 3G UMTS SIM card. In California, Nevada, Northern New Jersey and New York City, Cingular and T-Mobile USA maintained and shared a GSM-1900 network prior to the acquisition of AT&T Wireless, through a joint venture known as GSM Facilities. The network sharing agreement allowed Cingular to offer local service in northern New Jersey and ...

4. Unstructured Supplementary Service Data - Wikipedia

   en.wikipedia.org/wiki/Unstructured_Supplementary...

   Unstructured Supplementary Service Data ( USSD ), sometimes referred to as " quick codes " or " feature codes ", is a communications protocol used by GSM cellular telephones to communicate with the mobile network operator 's computers. USSD can be used for WAP browsing, prepaid callback service, mobile-money services, location-based content ...

5. 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 ...

6. The next generation of phones will make SIM cards obsolete

   www.aol.com/article/2015/07/17/the-next...

   The era of the SIM card might be about the end. That little plastic card that allows your phone to connect to a specific carrier is about to be replaced by what Samsung and Apple called ...

7. SIM card - Wikipedia

   en.wikipedia.org/wiki/SIM_card

   SIM cards are identified on their individual operator networks by a unique international mobile subscriber identity (IMSI). Mobile network operators connect mobile phone calls and communicate with their market SIM cards using their IMSIs. The format is: The first three digits represent the Mobile country code (MCC).

8. Free sim cards for Big Issue vendors - AOL

   www.aol.com/free-sim-cards-big-issue-000100216.html

   Big Issue vendors are to be given free sim cards and data vouchers to help them cope with the worsening cost-of-living crisis. Virgin Media O2 announced it will be working with the Big Issue Group ...

9. eSIM - Wikipedia

   en.wikipedia.org/wiki/ESIM

   An eSIM ( embedded SIM) is a form of SIM card that is embedded directly into a device. Instead of an integrated circuit located on a removable SIM card, typically made of PVC, an eSIM consists of software installed onto an eUICC chip permanently attached to a device. If the eSIM is eUICC-compatible, it can be re-programmed with new SIM information.