iPhone is really a Smartphone designed and marketed by Apple company. The 1st generation of iPhone was unveiled on January 9, 2007 by Apple president Steve Jobs, although official sales going on June 29, 2007. The 1st generation of iPhone was 2G but later it upgraded to 3G from the 2nd and onward versions. Each of the versions are powered by the iOS, a specialized mobile Operating System made mainly for iPhone by Apple.
iPhone carries a 3.5 ” scratch-proof capacitive touchscreen. Most of user inputs are performed by this touchscreen technology and hardware inputs are limited by only 4 buttons. They have proximity sensor to detect the phone position with an accelerometer to detect phone rotation. First generation of iPhone lacks the GPS feature although later A-GPS is added into iPhone.
iPhone provides Bluetooth 2.x+EDR connectivity for wireless headphone and other accessories nonetheless it doesn’t allow users to talk about Multimedia files over Bluetooth. For better music experience iPhone carries a standard 3.5 mm audio jack connector.
According to official specifications, first generation of iPhone battery was able to support 250 hours standby, 8 hours of talk time and Twenty four hours music playing even though the latest version of iPhone, apple iphone 4g offers 300 hours standby, A day music, 12 hours 2G and 5 hours 3G talk-time.
First two versions of iPhone use a 2 MP fixed focus camera. 3GS has a 3.2 MP camera and iphone4 has a 5 MP video recording enabled camera. You on iPhone 4 comes with a LED flash, High ISO sensitivity and HD quality video recording capabilities.
iPhone will not support external storage card. It features substantial internal storage, it has many variant ranging from 4GB to 32GB storage.
To deliver the absolute best flexibility, iPhone interface and software are engineered to the iPhone OS. iPhone offers a lots of bundled software like digital compass, Map, Calculator, Internet browser, Mail client, Organizer and many more. Additionally, it supports 3rd party software. It’s direct integration with Apple stores and multimedia sharing and social networking sites.
Being a phone iPhone has all the basic features like business call, caller holding, caller identification and also other network services. First generation of iPhone only supports 2G but later version incorporates a faster bandwith speed. iPhone 3G has UMTS and HSDPA 3.6 mbps connectivity but iPhone 3GS supports HSDPA 7.2 mbps connectivity.
The Apple iPhone can be a revolutionary phone in cellphone industry. It has made a drastic difference in user interface and cellular phone user performance throughout the mobile world.
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