History of iPhone
On January 9, 2007, Steve Jobs announced iPhone at the Macworld convention, receiving substantial media attention. Jobs announced that the first iPhone would be released later that year. On June 29, 2007, the first iPhone was released.
IPhone (1st generation)
The iPhone (colloquially known as the iPhone 2G after 2008) is the first smartphone designed and marketed by Apple Inc. After years of rumors and speculation, it was officially announced on January 9, 2007, and was later released in the United States on June 29, 2007. It featured quad-band GSM cellular connectivity with GPRS and EDGE support for data transfer.