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  2. iPhone 4 - Wikipedia

    en.wikipedia.org/wiki/IPhone_4

    An iPhone 4 A1332 with a micro-SIM card removed with a paper clip, showing its SIM card compartment. The GSM iPhone 4 uses a micro-SIM card, which is positioned in an ejectable tray, located on the right side of the device. The CDMA iPhone 4, however, the phone connects to the network using an ESN. All prior models have used regular mini-SIM ...

  3. Mobile phone - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone

    A mobile phone or cell phone [a] is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area, as opposed to a fixed-location phone ( landline phone ). The radio frequency link establishes a connection to the switching systems of a mobile phone operator, which ...

  4. History of mobile phones - Wikipedia

    en.wikipedia.org/wiki/History_of_mobile_phones

    A satellite phone is a type of mobile phone that connects to other phones or the telephone network by radio link through satellites orbiting the Earth instead of terrestrial cell sites, as cellphones do. Therefore, they can work in most geographic locations on the Earth's surface, as long as open sky and the line-of-sight between the phone and ...

  5. History of the iPhone - Wikipedia

    en.wikipedia.org/wiki/History_of_the_iPhone

    Steve Jobs presenting the iPhone 4. First iPhone on display under glass at 2007 Macworld. The history of the iPhone development by Apple Inc. spans from the early 2000s to about 2010. The first iPhone was released in 2007. By the end of 2009, iPhone models had been released in all major markets.

  6. List of iPhone models - Wikipedia

    en.wikipedia.org/wiki/List_of_iPhone_models

    List of iPhone models. The backs of an iPhone 6, an iPhone 7, an iPhone 8, and an iPhone SE (3rd generation) The iPhone, developed by Apple Inc., is a line of smartphones that combine a mobile phone, digital camera, and personal computer, music player into one device. Introduced by then-CEO Steve Jobs on January 9, 2007, the iPhone ...

  7. iPad (1st generation) - Wikipedia

    en.wikipedia.org/wiki/IPad_(1st_generation)

    Although the iPad isn't designed to replace a mobile phone, a user can use a wired headset or the built-in speaker and microphone to place phone calls over Wi-Fi or 3G using a VoIP application. On October 12, 2011, iOS 5 was released to various iOS devices, including the first-generation iPad, and was downloadable through iTunes.

  8. Cell site - Wikipedia

    en.wikipedia.org/wiki/Cell_site

    A cell site, cell phone tower, cell base tower, or cellular base stationis a cellular-enabled mobile devicesite where antennasand electronic communications equipment are placed (typically on a radio mast, tower, or other raised structure) to create a cell, or adjacent cells, in a cellular network. The raised structure typically supports antenna ...

  9. List of NFC-enabled mobile devices - Wikipedia

    en.wikipedia.org/wiki/List_of_NFC-enabled_mobile...

    Retrieved 16 February 2017. ^ Galaxy S IV Mini (Variant) SCH-I435, Samsung, 14 June 2014. ^ Galaxy S IV Mini (Variant) SM-S890L(PDF), Samsung, 14 June 2014. ^ Turkcell T40 Aygün, Turkcell. ^ Vodafone Smart III, Vodafone, archived from the original on 30 June 2013, retrieved 27 June 2013. ^ "NXP Deploys NFC in Nexus 7".

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