In the beginning of this year Samsung electronics launched Galaxy S 3 which made the Samsung “king” of android market and there have been several rumours that Samsung electronics is going to unveil its new android smart phone that is Samsung Galaxy S 4 which will be power packed with all great features. It is expected that this new Android smart phone will be launched at Mobile World Congress in Barcelona in February , the other that it will be announced even sooner, at CES in Las Vegas in January.