The iPhone 4 is a touchscreen smartphone developed by Apple. It is the fourth generation of iPhone, and successor to the iPhone 3GS. It is particularly marketed for video calling, consumption of media such as books and periodicals, movies, music, and games, and for general web and e-mail access.It was released on June 24, 2010, in the United States, the United Kingdom, France, Germany and Japan.
The iPhone 4 runs Apple's iOS operating system, the same operating system as used on previous iPhones, the iPad, and the iPod Touch. It is primarily controlled by a user's fingertips on the multi-touch display, which is sensitive to fingertip contact.
The most noticeable difference between the iPhone 4 and its predecessors is the new design, which incorporates an uninsulated stainless steel frame that acts as the device's antenna. The internal components of the device are situated between two panels of chemically strengthened aluminosilicate glass. It has an Apple A4 processor and 512 MB of eDRAM, twice that of its predecessor and four times that of the original iPhone. Its 3.5-inch (89 mm) LED backlit liquid crystal display with a 960×640 pixel resolution is marketed as the "Retina Display".
The latest operating system release is iOS 4.3.2.
Apple iphone 4 - In both hardware and software, Apple iphone 4 is a major leap over its already-excellent predecessor, the iPhone 3GS. The combination of gorgeous new hardware, amazing display, upgraded cameras, and major improvements to the operating system make Apple iphone 4 an extremely formidable package. Apple iphone 4 is a GSM cell phone with a high-resolution display, FaceTime video calling, HD video recording, a 5-megapixel camera, and more.
Dimension 115.2 x 58.6 x 9.3 mm
Weight 137 g
Battery Talk time Up to 14 h , Stand-by Up to 300 h, Music play Up to 40 h
OS iOS 4
Memory 16 GB Built-in, 512 MB RAM (No Card Slot)
Connectivity Bluetooth v2.1 with A2DP, USB, WLAN, GPRS, EDGE, 3G
Camera 5 MP, autofocus, LED flash, 2ndary cam for videocalls
Messaging SMS (threaded view), MMS, Email, Push Email
Price Price in Rs: 60,000 Price in USD: $700