A smartphone is a portable computer device that combines mobile telephone and computing functions into one unit. They are distinguished from feature phones by their stronger hardware capabilities and extensive mobile operating systems. which facilitate wider software, internet (including web browsing over mobile broadband), and multimedia functionality (including music, video, cameras, and gaming), alongside core phone functions such as voice calls and text messaging.
It has created coruscation all over the world. It is of great use to us. Besides communication with the people in distant places one can send message, know time-table, do calculation, play games and sports, watch dramas and movies, hear songs and music, take snaps, be familiar with global culture and custom, acquire knowledge and wisdom, be aware of current affairs, trade and commerce by browsing internet with the help of a smartphone. And so its popularity is increasing day by day.
One can communicate with one's near and dear persons in distant place in the twinkling of an eye by using smartphone. It saves one's valuable time, energy and also money. But the smartphone has still some drawbacks in disguise. Though its price is gradually decreasing. And so all cannot buy it.
Scientists have recently discovered that smartphone can cause cancer to the users. Besides, those who are terrorists use it at random and commit terrorist activities at large.
Student's study is hampered as they waste time over smartphones. Youths use it to enjoy obscene materials which destroys their morality. Nevertheless, the importance of smartphone in quick communication is very great.