Iphone 4 was on market since friday. Apple has informed that 40 lakhs Iphone 4 is already sold. Company had targeted to sold 30 lakhs Iphone4 sets. Apple further said that, Iphone 4 is too much secure which consists of good hardware, good virtual assistant feature, good serial.
The iPhone 4 has an aluminosilicate glass front and back with a stainless steeledge that serves as the antennas. It was at first available in black; the white version was announced, but not released until April 2011, 10 months later.
The iPhone has gained positive reviews from such critics as David Pogue and Walt Mossberg. The iPhone attracts users of all ages, and besides consumer use, the iPhone has also been adopted for business purposes.
Users of the iPhone 4 reported dropped/disconnected telephone calls when holding their phones in a certain way. This became known as antennagate.
On January 11, 2011, Verizon announced during a media event that it had reached an agreement with Apple and would begin selling a CDMA iPhone 4. Verizon said it would be available for pre-order on February 3, with a release set for February 10. In February 2011, the Verizon iPhone accounted for 4.5% of all iPhone ad impressions in the US on Millennial Media’s mobile ad network.
From 2007 to 2011, Apple spent $647 million on advertising for the iPhone in the US.