FILE - In this Feb. 24, 2014 file photo, the new device Samsung Gear Fit is tried out at the Mobile World Congress, the world's largest mobile phone trade show in Barcelona, Spain. Samsung’s latest gadgets, the Galaxy S5 smartphone, Gear Fit wristband and Gear 2 and Gear 2 Neo wristwatches, try to tap into people’s passions for tracking fitness activities. (AP Photo/Manu Fernandez, File)