MWC 2019: Big wearable tech announcements to expect at the show

With CES 2019 firmly out of the way, next on the major tech show agenda is Mobile World Congress 2019. This year, MWC takes place between the 25 and 28 February where we hope to be getting our hands on some shiny new smartwatches, fitness trackers, hearables and find out what's new in the world…