Smart Watch and Fitness Band is Expected to Contribute Two-Thirds of the US Smart Wearable Devices Market by 2021: Ken Research

https://www.powershow.com/view0/885d18-ZWNiZ/Smart_Watch_and_Fitness_Band_is_Expected_to_Contribute_Two-Thirds_of_the_US_Smart_Wearable_Devices_Market_by_2021_Ken_Research_powerpoint_ppt_presentation