Fitbit Charge, Charge HR and Surge unveiled: Hands-on with Fitbit's new wearables - CNET
Fitbit Charge HR review: a heart-rate tracker that's skipped a beat | Wearable technology | The Guardian
Fitbit unveils fitness watch, new exercise trackers
Best Buy: Fitbit Charge 2 Activity Tracker + Heart Rate (Large) Black Silver FB407SBKL
Best Buy: Fitbit Alta HR Activity Tracker + Heart Rate (Small) Black FB408SBKS
fitbit on X: "Introducing: Fitbit Charge, Charge HR & Surge. 3 new trackers & a whole new world of fitness: http://t.co/mml4ojcn6n http://t.co/me5AG2mPFg" / X