Want to know about the smartphones that got launched at MWC 2014? Looking out for features of Nokia's Android phones? When will Samsung Galaxy S5 be released? Will 7-inch smartphones find a good market? Please read further to know about the various electronic gadgets like Sony Xperia Z2, Nokia Asha 230, Lenovo S860, etc. that were launched at Mobile World Congress 2014, held in Barcelona, Spain.