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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. iPhone 4s - Wikipedia

    en.wikipedia.org/wiki/IPhone_4S

    The iPhone 4s[ a] is a smartphone that was designed, developed, and marketed by Apple Inc. It is the fifth generation of the iPhone, [ 12] succeeding the iPhone 4 and preceding the iPhone 5. It was announced on October 4, 2011, at Apple's Cupertino campus, and was the final Apple product announced in the lifetime of former Apple CEO and co ...

  4. List of iPhone models - Wikipedia

    en.wikipedia.org/wiki/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, personal computer, and music player into one device. Introduced by then-CEO Steve Jobs on January 9, 2007, the iPhone revolutionized the mobile phone ...

  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. iPhone hardware - Wikipedia

    en.wikipedia.org/wiki/IPhone_hardware

    The GSM iPhone 4 features a MicroSIM card that is located in a slot on the right side of the device. [77] The CDMA model of the iPhone 4, just the same as any other CDMA-only cell phone, does not use a SIM card or have a SIM card slot.

  7. List of Apple products - Wikipedia

    en.wikipedia.org/wiki/List_of_Apple_products

    This timeline of Apple productsis a list of all computers, phones, tablets, wearables, and other innovation made by Apple Inc. This list is ordered by the release date of the products. Macintosh Performamodels were often physically identical to other models, in which case they are omitted in favor of the identical twin. Detailed timeline. [edit]

  8. GSM frequency bands - Wikipedia

    en.wikipedia.org/wiki/GSM_frequency_bands

    In North America, GSM operates on the primary mobile communication bands 850 MHz and 1900 MHz. In Canada, GSM-1900 is the primary band used in urban areas with 850 as a backup, and GSM-850 being the primary rural band. In the United States, regulatory requirements determine which area can use which band. The term Cellular is sometimes used to ...

  9. iPhone - Wikipedia

    en.wikipedia.org/wiki/IPhone

    The iPhone is a smartphone produced by Apple that uses Apple's own iOS mobile operating system. The first-generation iPhone was announced by then–Apple CEO Steve Jobs on January 9, 2007. Since then, Apple has annually released new iPhone models and iOS updates. As of November 1, 2018, more than 2.2 billion iPhones had been sold.

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