iPhone can be a Smartphone designed and marketed by Apple Inc. The very first generation of iPhone was unveiled on January 9, 2007 by Apple president Steve Jobs, although official sales started on June 29, 2007. The initial generation of iPhone was 2G but later it upgraded to 3G from your 2nd and onward versions. Each of the versions are operated by the iOS, a specialized mobile Os made mainly for iPhone by Apple.
iPhone features a 3.5 inch scratch-proof capacitive touchscreen display. Tastes user inputs are done with that touchscreen technology and hardware inputs are restricted just by 4 buttons. It has proximity sensor to identify the product position plus 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 as well as other accessories nevertheless it doesn’t allow users to share with you 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 able to support 250 hours standby, 8 hours of talk-time and One day music playing whilst the latest version of iPhone, iphone4 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 carries a 3.2 MP camera and iphone4 carries a 5 MP videos enabled camera. The camera on apple iphone 4 posseses an LED flash, High ISO sensitivity and HD quality videos capabilities.
iPhone does not support external storage card. It features substantial internal storage, it’s many variant starting from 4GB to 32GB storage.
To deliver thay man hinh iphone bao nhieu , iPhone interface and software were created for the iPhone OS. iPhone offers a lot of bundled software like digital compass feature, Map, Calculator, Internet browser, Mail client, Organizer and others. It also supports 3rd party software. They have direct integration with Apple stores and multimedia sharing and social network sites.
As a phone iPhone has all of the basic features like business call, caller holding, caller id and also other network services. First generation of iPhone only supports 2G but later version features a faster data transfer speed. iPhone 3G has UMTS and HSDPA 3.6 mbps connectivity but iphone 4 supports HSDPA 7.2 mbps connectivity.
The Iphone can be a revolutionary phone in cellular phone industry. It’s got designed a drastic change in interface and mobile phone user performance all over the mobile world.
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