Global sales of smartphones totaled 403 million units in the fourth quarter of 2015, a 9.7% increase over the same period in 2014, according to research agency Gartner. However, this was their
Global sales of smartphones totaled 403 million units in the fourth quarter of 2015, a 9.7% increase over the same period in 2014, according to research agency Gartner. However, this was their