iPhone is often a Smartphone designed and marketed by Apple Inc. The initial generation of iPhone was unveiled on January 9, 2007 by Apple president Health-related reasons, although official sales started on June 29, 2007. The first 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 Main system made only for iPhone by Apple.
iPhone carries a 3.5 inch scratch-proof capacitive touch screen. Tastes user inputs are performed with that touchscreen display and hardware inputs are limited by simply 4 buttons. They have proximity sensor to identify the product position and an accelerometer to identify 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 along with other accessories however it doesn’t allow users to express Multimedia files over Bluetooth. For better music experience iPhone features a standard 3.5 mm audio jack connector.
Based on official specifications, first generation of iPhone battery was capable of supporting 250 hours standby, 8 hours of talk-time and 24 hours music playing even though the new edition of iPhone, iPhone 4 offers 300 hours standby, One day music, 12 hours 2G and 5 hours 3G talk-time.
First two versions of iPhone have a 2 MP fixed focus camera. 3GS features a 3.2 MP camera and iPhone 4 has a 5 MP video recording enabled camera. The digital camera on apple iphone 4g comes with a LED flash, High ISO sensitivity and HD quality videos capabilities.
iPhone will not support external storage card. It features huge internal storage, it has many variant starting from 4GB to 32GB storage.
To supply the ideal flexibility, iPhone interface and software have been developed specifically for the iPhone OS. iPhone supplies a lot of bundled software like digital compass feature, Map, Calculator, Browser, Mail client, Organizer and many more. In addition, it supports Alternative party software. They have direct integration with Apple stores and multimedia sharing and social networks.
Being a phone iPhone has every one of the basic features like business call, caller holding, caller identification and 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 is a revolutionary phone in cellphone industry. thay man hinh iphone uy tin have developed a drastic alteration of gui and cell phone user performance all around the mobile world.
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