Mobile phone

Mobile phone is one of the best discovery of science. It was first invented on April 3,1973 by Martin Cooper who was a Motorola researcher and executive. The phone was ran at $3,995 at the time.After 10 years later on 1983 consumer could purchase this phone.Day by day the technology is changing and developing.At early of 2007, Apple discovered iphone with a touchscreen.At 2008, htc published a Android phone named htc desire c or htc dream.It was the first android phone with keypad and touchscreen. Now a days mobile phone has become a part of our daily life.According to statistics, a smartphone user check his smartphone over 100 times.Day after day,smartphone user are increasing rapidly.