Cell phones have been considered a boon to the society while there are also theories which decry the usage of these phones. The main reason being they cause cancer and tumor. The cell phones use high frequency signals for communicating and it could cause sterility, brain damage and also hurt the nerves. However these are too limited and cannot be held as a reason to avoid these phones. The current mobile phones offer several utility to the users. They have in built camera, mp3 player, movie player, FM radio player, audio recorder, touch screen, presentation software, games, customizable themes etc. The phones are manufactured by Nokia, Sony Ericsson, Samsung, Alcatel, LG, HP, Apple etc. The apple iPhone is the latest gizmo which has all buyers captivated. It offers touch screen and all media support along with Wi-Fi. This is truly fascinating and a must have for all cell phone enthusiasts. There are also phones for the business people. These are for making presentations, constant email connectivity, and touch screen to add to the essence of these people. These phones are pretty expensive and Blackberry is the main producer of such mobile phones. They have a huge catalog of such mobile devices which can be used by the buyers.