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iPhone. The iPhone 3G is a smartphone designed, developed, and marketed by Apple Inc. It is the second generation of iPhone, successor to the original iPhone, and was introduced on June 9, 2008, at the WWDC 2008 which took place at the Moscone Center in San Francisco.
The iPhone 3GS is powered by an internal 3.7 V 1220 mAh rechargeable lithium-ion polymer battery and is designed to retain up to 80% of its original capacity after 400 full charge and discharge cycles. A battery life indicator in percentage was also exclusive to the iPhone 3GS.
Left image: The backs of an iPhone 6, an iPhone 7, an iPhone 8, and an iPhone SE (3rd generation). Right image: The backs of an iPhone 15 Pro, iPhone 15 Pro Max, iPhone 15 Plus, and iPhone 15. 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 ...
Apple iPhone 3GS. As the use of 2G phones became more widespread and people began to use mobile phones in their daily lives, it became clear that demand for data (such as access to browse the internet) was growing. Further, experience from fixed broadband services showed there would also be an ever-increasing demand for greater data speeds.
With the July 11, 2008, release of the iPhone 3G, Apple and AT&T changed the US pricing model from the previous generation. Following the de facto model for mobile phone service in the United States, AT&T would subsidize a sizable portion of the upfront cost for the iPhone 3G, followed by charging moderately higher monthly fees over a minimum ...
The iPhone was the first mobile phone to use multi ... and paid Apple a fraction of its monthly service revenue (until the iPhone 3G), ... and obtain repair manuals.
Voice over Long-Term Evolution (acronym VoLTE) is an LTE high-speed wireless communication standard for voice calls and SMS using mobile phones and data terminals. [1][2] VoLTE has up to three times more voice and data capacity than older 3G UMTS and up to six times more than 2G GSM. It uses less bandwidth because VoLTE's packet headers are ...
The iPhone's screen is a 320×480-resolution LCD screen at 163 ppi that measures about 3.5 inches diagonally, much bigger than most other phones at the time, and the iPhone was the first mobile phone with multi-touch technology. The rear camera on the iPhone has a resolution of 2 megapixels and also features geotagging. The iPhone has four ...
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