The Fitbit Flex has officially gone on sale for $100 online and in U.S. retail stores. We saw the “OG fitness-tracking dongle” at CES earlier this year, where it was clear that Fitbit was trying to ...
At the CES event in Las Vegas this week, Fitbit unveiled a new Bluetooth Smart-enabled, wrist-worn activity tracker, called Fitbit Flex. Like most of Fitbit's other trackers, the Flex also promises to ...