Sony Ericsson is a joint venture between Japanese consumer electronics company Sony Corporation and the Swedish telecommunication company Ericsson to manufacture mobile phones. They have merged in order to combine Sony's electronics expertise and the Ericsson's technological leadership while manufacturing mobile phones. Sony Ericsson has a wide range of mobile phones which can suit to each and every segment of customers. Get the Sony Ericsson handset with a sim free mobile phone offer and enjoy talking to your near and dear ones with the service plan and network service provider which you like the most.