The iPhone quickly became Apple's most successful product, propelling it to the most profitable company at the time. Its successor, the iPhone 3G, was announced on June 9, 2008. It featured quad-band GSM cellular connectivity with GPRS and EDGE support for data transfer, and made use of continuous internet access and onboard processing to support features unrelated to voice communication. The device broke with prevailing mobile phone designs by eliminating most physical hardware buttons, and eschewing a stylus for its screen-based interface, instead featuring only a few physical buttons and a touch screen. After years of rumors and speculation, it was officially announced on January 9, 2007, and was released in the United States on June 29, 2007.ĭevelopment of the iPhone as a product began in 2005 and continued in complete secrecy until its public unveiling. The iPhone (also known as the iPhone 2G, iPhone 1, iPhone (original) ) is the first smartphone designed and marketed by Apple Inc.
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