Which features were merged to create the iPhone released in 2007?

Answer

A phone, an internet communicator, and a music player in a multi-touch device.

The iPhone represented the apex of a vision that fused multiple previously distinct functionalities into one device. By combining the capabilities of a mobile phone, an internet communicator, and a music player, and utilizing a multi-touch interface, the iPhone redefined mobile computing and successfully scaled the user-friendly interface concepts of the Macintosh into a pocket-sized form factor.

Which features were merged to create the iPhone released in 2007?
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