Apple announced the” iPhone “on January 9, 2007 and launched on June 29, 2007.The “iPhone” is a internet connected smart multimedia touch screen phone. It is having multi-touch screen and works with multi-functional options. Due to lack of physical input device such as key board, the touch screen acts as a virtual keyboard when necessary.
This iPhone works as a camera phone, as portable media player like iPod and as client device to handle emails, web applications. Depending upon the network services iPhone will access internet services. It supports latest network service such are EDGE and Wi-Fi connectivity.
Improved and upgraded version of iPhone is now in the market, named iPhone 3G. It includes the most craved 3G feature and many other user friendly changes, like the inclusion of a Bluetooth device. Now this new model is a big hit in the market, with its high end multi touch screen technology, Bluetooth data transfer and 16GB internal memory.
Apple sold 3 million units of iPhone in the first month. Initially APPLE releases iphones to top twenty four countries. In the first five quarters Apple sold over 6.1 million iphone units.
First iphone came with aluminum with a plastic ascent. This was not attractive in the market. The new latest one made up with hard plastic material adding up the good appearance. These phones are having “ambient light sensor” which is useful to adjust brightness of the screen and camera performance.
Two speakers are placed on the sides of the phone which are delivers good quality sound. Width of The touch screen is 9cm long with a capacity to render 262,144 colors. A “proximity sensor” helps in adjusting the brightness of the touch screen and saves battery life.
iphone supports USB synchronizing It provides internal rechargeable batteries, these batteries gets recharge when we use USB synchronizing across with computer or we can use AC power adapter for recharging the batteries.
The SIM card slot is located in a small slot on top of the phone, which is opened. It supports “SIM locking”. Initially Apple launched iphone with 8GB internal memory, after that new latest one with in-built 16GB internal memory.