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.
History of iPhone
When Apple announced the iPhone on January 9, 2007, it was sold only with AT&T (formerly Cingular) contracts in the United States. After 18 months of negotiations, Steve Jobs reached an agreement with the wireless division of AT&T to be the iPhone's exclusive carrier. Consumers were unable to use any other carrier without unlocking their device.