Iphone is a line of high-end smartphones designed and marketed by Apple Inc. It runs the OS mobile operating system know until mid-2010 as 'iPhone OS!' The iPhone has 12 megapixel camera and a music player (equivalent to the iPod), as well as software to send and receive text and voice messages. It also offers Internet services, such as reading emails, loading web pages and Wi-Fi connectivity. The first generation of phones were found-band, GSM with EDGE technology; the second generation included UMTS with HSDPA; 1 the six generation already included 4G LTE. Currently, there are twenty four iPhone models: the 1st generation, 3G, 3GS, ... and so on.
Laura Castaño