Fitbit Introduces 3 New Smartwatches FitBit Charge, Charge HR and Surge

Fitness band manufacturer has unveiled three new activity and sleep-tracking products: Fitbit Charge, Fitbit Charge HR and Fitbit Surge. Shall we take a closer look for the three products?
Fitbit Charge is a high performance wristband that delivers all-day activity tracking, real-time fitness...
Fitbit Introduces 3 New Smartwatches FitBit Charge, Charge HR and Surge