iPhone has been designed through a line of Internet and multimedia enabled smartphones. It is marketed by Apple Inc. The first iPhone has been unveiled by Apple CEO Steve Jobs during Jan 2007. This smartphone has evolved through assortment quality functions such as camera phone, text messaging, visual voicemail, portable media player, video camera, and sophisticated web browsing.
One of the best advantages of iPhone is that it has been prepared through multi-touch screen involving a virtual keyboard. Keep in mind that first iPhone has been designed through GSM technology, and this technology has carried throughout all sort of iPhone design. Today, you can get these smartphones in assortment models with different advance functions. iPhone has been considered as the latest device in this segment that can offer you several sorts of benefits. You can browse through the internet or you can stay in touch with your near and dear ones. Well, these features are also available with some advanced mobile phones but iPhone is more than that. ========here are four generations of iPhone models, each accompanied by one of the four major releases of iOS (formerly iPhone OS). The original iPhone was a GSM phone that established design precedents like screen size and button placement that have persisted through all models. The iPhone 3G added 3G cellular network capabilities and A-GPS location. The iPhone 3GS added a compass, faster processor, and higher resolution camera, including video recording at 480p. The iPhone 4 has a rear facing camera and a front facing camera (at a lower resolution) for FaceTime video calling and for use in other apps like skype. The phone also featured a higher-resolution display; it was released on June 24, 2010. In the U.S., AT&T was the only authorized carrier until February 10, 2011, when a CDMA version of the iPhone 4 launched for Verizon.