iPhone (1st generation)The first model of iPhone, Model A1203, was launched by Apple on January 9, 2007. The iPhone came with 4, 8, or 16 GB capacity and an aluminum back. It had 3.50-inch 320x480 display powered by 412MHz processor alongside 128MB RAM and 2-megapixel rear camera.It featured quad-band GSM cellular connectivity with GPRS and EDGE support for data transfer. On June 9, 2008, Apple announced its successor, the iPhone 3G.