Sony presents the Xperia X2 and Xperia M2 smartphones at the 2014 Mobile World Congress in Barcelona. The Sony Xperia X2 smartphone has a 5.2 inch screen, aluminium construction and is powered by a 2.3 GHz quad-core processor. Its 20.7 megapixel camera is capable of shooting 4K quality video. The company also announced a new midrange smartphone, the Xperia M2, which supports LTE and NFC and has a 4.8-inch screen and 1.2GHz quad-core processor.