The data displays the unit shipments of home audio devices worldwide from 2015 to 2017, by product type. It was projected that around 91 millions units of wireless speakers would be shipped worldwide in 2017.
2015 | 4 | 55 | 13 | 14 | 3 |
2016 | 1 | 73 | 11 | 16 | 3 |
2017 | 1 | 91 | 10 | 17 | 3 |