Quarterly installed base of Amazon Echo devices in the United States 2015-2018

The statistic shows the quarterly installed base of Amazon Echo devices in the United States from 2015 to 2018, by quarter. In the fourth quarter of 2018, the installed base of Amazon Echo devices in the United States amounted to about 47 million units.

本统计数据显示了2015年至2018年美国亚马逊Echo设备季度装机量的变化情况。至2018年第四季度，美国亚马逊Echo设备的装机量约为4700万台。