IPHONE: Steve Jobs unveiled the iPhone on January 9,2007 at the Macworld2007 convention at the Moscone Centre in San Francisco.It works a a video camera,a camera phone,a portable media player,internet with email and web browsing capabilities,one can send texts and receive visual voicemail and having both Wi-Fi and 3G connectivity.
It is a multimedia enabled smart phone marchandise by Apple Inc. The 5th generation iPhone,iPhone 4 ,the iPhone 4S,iPhone 3GS are few models of iPhone with a 9 cm liquid crystal display with scratch resistant glass which provides highest sensitivity to touch but like iPad,it does not rotate the screen when turned upside down usless the running programme has been specifically designed to do so.The iPhone 3G added 3G cellular network capabilities and A-GPS location.In iPhone 3GS compass is being added along with faster processor,higher resolution camera which includes video recording at 480p.
The iPhone 4 having a rear facing and front facing camera for video calling as well as one can communicate via skype.It is having higher resolution 960*640 display which was released on june 24,2010.The CDMA version of the iPhone also launched for Verizon.iPhone 4S launched on june 24,2010 with 8 megapixel camera and having 1080p video recording,face detection and video stabilization,dual core processor,multi standard wireless support,GLOWNASS support and a natural language voice control system known as Siri which will be available in 16 GB and 32 GB as well as with 64GB capacity.The two new carriers called C Spire and Sprint would begin carrying iPhone 4 and iPhone 4S in october and november 2011 respectively.
