The communication system in the 21st century has experienced a total turnover. Don’t you think so? The revolutionary change from the age old telephone system to the mobile phones isn’t that called moving from the cage to the fresh air in the open?
Mobile phones have swept over the communication market like a storm and today you can see a mobile phone in every person’s hand. It has helped people to communicate with each other from one corner of the earth to the other corner without taking the trouble of visiting the telephone booth or requesting the telephone operator to connect the line.