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Apple iPhone 5: A technological evolution


(CBS News) There's no denying that Apple's iPhone was a game-changing device. Six updates later, fans still anxiously await news of what the phone features.

Apple iPhone 5 pre-orders start Sept. 14 after midnight

"I have been looking forward to this for two and a half years," Steve Jobs, the late co-founder of Apple, said to a captive audience. "Today Apple is going to reinvent the phone." Jobs unveiled the first iPhone at the Macworld Conference in San Francisco on January 9, 2007.

The original iPhone had a 3.5-inch display with 160-pixels per inch, a 2-megapixel camera and was running a mobile operating system that would later be come to be known as iOS. The smartphone retailed for a whopping $499 for a 4 gigabyte model.

Watch above as we look back at some of the biggest updates over the years.