iPhone is really a Smartphone designed and marketed by Apple company. The first generation of iPhone was unveiled on January 9, 2007 by Apple president Jobs, although official sales going on June 29, 2007. The 1st generation of iPhone was 2G but later it upgraded to 3G from your 2nd and onward versions. All of the versions are run by the iOS, a specialized mobile Operating System made just for iPhone by Apple.
iPhone carries a 3.5 ” scratch-proof capacitive touch screen. Majority of user inputs are done with that touchscreen display and hardware inputs are limited by only 4 buttons. They have proximity sensor to identify the device position and 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 also other accessories however it will not allow users to talk about Multimedia files over Bluetooth. For much better music experience iPhone carries a standard 3.5 mm audio jack connector.
In accordance with 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, apple iphone 4 offers 300 hours standby, One day music, 12 hours 2G and 5 hours 3G talk time.
First couple of versions of iPhone have a very 2 MP fixed focus camera. 3GS includes a 3.2 MP camera and apple iphone 4g features a 5 MP video recording enabled camera. The digital camera on iPhone 4 comes with an LED flash, High ISO sensitivity and HD quality videos capabilities.
iPhone doesn’t support external storage card. It features substantial internal storage, it’s many variant including 4GB to 32GB storage.
To deliver the best possible flexibility, iPhone interface and software have been developed specifically for that iPhone OS. iPhone comes with a lot of bundled software like digital compass, Map, Calculator, Visitor, Mail client, Organizer and others. It also supports 3rd party software. It’s direct integration with Apple stores and multimedia sharing and social networking sites.
As being thay man hinh iphone o dau uy tin has every one of the basic features like conference call, caller holding, caller identification and other network services. First generation of iPhone only supports 2G but later version carries a faster data speed. iPhone 3G has UMTS and HSDPA 3.6 mbps connectivity but iphone supports HSDPA 7.2 mbps connectivity.
The Iphone can be a revolutionary phone in cellphone industry. It has designed a drastic change in user interface and mobile phone user performance everywhere in the mobile world.
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