The iPhone is a Smartphone designed and marketed by Apple Inc. The first generation iPhone was announced on January 9, 2007 by Apple CEO Steve Jobs, although the official sale began on June 29, 2007. It was the first-generation iPhone 2G, but later it was upgraded from version 2 and later to 3G. All versions are provided by iOS, the exclusive mobile operating system for Apple's exclusive iPhone.
The iPhone has a 3.5-inch scratch-resistant capacitive touch screen. Most of the user inputs are enabled by this touchscreen and hardware hardware is restricted by only 4 buttons. The proximity sensor senses the position of the phone and the accelerometer to detect rotation of the phone. The first generation of iPhone is missing from the GPS feature, though adding the A-GPS to the iPhone.
The iPhone provides Bluetooth 2.x + EDR connectivity to wireless headphones and other accessories but does not allow users to share multimedia files with Bluetooth. For better music experience, iPhone has a standard 3.5 mm audio connector.
According to official specifications, the first generation iPhone battery supports 250 hours of standby, 8 hours of talk time and 24-hour music The latest iPhone version, the iPhone 4 300 hours of standby 24-hour music, 12 hours of 2G and 5 hours Provides 3G talk time.
The first two versions of the iPhone have a 2MP fixed-focus camera. 3GS has a 3.2 megapixel camera, and the iPhone 4 has a 5 megapixel video camera. The iPhone 4 camera has a LED flash, high ISO sensitivity and HD video recording capability.
iPhone does not support external storage card. It has a very large internal storage, many versions range from 4GB to 32GB.
For the ultimate in flexibility, the iPhone interface and software are specifically designed for iPhone operating systems. The iPhone includes a number of included software such as digital compass, map, calculator, web browser, email program, director and much more. It also supports 3rd party software. It is directly integrated with Apple stores and multimedia sharing and social networking sites.
Your iPhone has basic features such as conference call, caller ID, caller ID and other network services. The first-generation iPhone only supports version 2G, but the later version also includes faster data rates. The iPhone 3G has UMTS and HSDPA 3.6 Mbit / s connections, but the iPhone 3GS supports HSDPA 7.2 Mbps connectivity.
Apple iPhone is a revolutionary new mobile phone. It has greatly altered the user interface and mobile phone users' performance in the mobile world.