Fitbit Flex 2 - Fitness tracker Color:Black 2-Way Audio

2-Way Audio

Desighned for entertainment

-Fine-tuned acoustics for the clarity and depth you expect from Beats

and Able to adjust temperature from 10℃ to 30℃

Fitbit Flex 2 - Fitness tracker Color:Black 2-Way AudioOur most iconic fitness tracker, now more customizable than ever. Make fitness fun, day and night. All Day Activity Tracking Track your steps, distance, calories burned, active minutes, hourly activity and stationary time. SmartTrack Automatically track activities like running, sports and aerobic workouts, then see exercise summaries in the Fitbit app. Make fitness fun, day and night. All Day Activity Tracking Track your steps, distance, calories