IPhone 4:take a picture of yourself

The iPhone 4 camera has a front and rear facing. The camera is pointing toward the back of high-quality camera of 5 megapixels and the front (used mainly for video chat FaceTime) is less than VGA resolution. This means it is now easy to take a picture of himself (something that was hard enough iPhone previous models). In the camera application just press the switch on the top right to change the camera back and forth.

Article Source: http://www.fixya.com/support/r7131059-iphone_4_picture_yourself