Latest gadgets unveiled in BarcelonaTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoWolfgang Bernert02/23/2016February 23, 2016Mobile phone makers are unveiling their latest gadgets at the Mobile World Congress in Barcelona. They include a smartphone that functions as a car key and a hybrid tablet/smart projector.https://p.dw.com/p/1I0BlAdvertisement