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  2. iPhone 5 - Wikipedia

    en.wikipedia.org/wiki/IPhone_5

    The iPhone 5 is shipped with iOS 6, which was released on September 19, 2012. [34] Many of the iPhone 5 's features that work specifically with the included iOS 6.0 operating system only worked in certain territories on release. [36] Apple has said this is a rolling program, which will take longer to implement across more regions. [37]

  3. Comparison of mobile phone standards - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_mobile_phone...

    In 3G, the most prevalent technology was UMTS with CDMA-2000 in close contention. All radio access technologies have to solve the same problems: to divide the finite RF spectrum among multiple users as efficiently as possible. GSM uses TDMA and FDMA for user and cell separation. UMTS, IS-95 and CDMA-2000 use CDMA. WiMAX and LTE use OFDM.

  4. List of mobile network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_network...

    Four of the top five wireless providers have all standardized on 4G LTE and 5G NR as their wireless communication standards, whereas Boost Mobile uses only 5G NR.Of which, LTE has been deployed across their entire coverage area; however, the LTE bands used by each provider remain largely incompatible.

  5. Is the iPhone 5 Nearly Caught Up? - AOL

    www.aol.com/2012/11/21/is-the-iphone-5-nearly...

    One of the more legitimate fears plaguing Apple shares in recent months is the perceived shortage of iPhone 5 models to go around. Soaring demand is a good thing, but unmet demand is a bad thing.

  6. The 6 best cellphones for seniors in 2025 - AOL

    www.aol.com/lifestyle/best-cellphone-seniors...

    Plus, this phone is unlocked for use with all phone carriers, which means you have the freedom to choose the carrier with the most affordable connectivity options in your area. Pros Easy Mode ...

  7. List of mobile virtual network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_virtual...

    Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the four major cellular carriers in the country—AT&T Mobility, Boost Mobile, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.