Jawbone today released new ROM updates to its UP 2, 3, and 4 fitness trackers to enable them to track sleep and resting heart rate. Previously, customers had to tap their devices to put them into sleep mode; the update will figure out when you're sleeping tap-free. Also, the Up3 and Up4 bands will now measure not just resting heart rate, but passive heart rate -- your typical … [Read more...]
Jawbone Announces UP4, including Amex NFC Payments
Jawbone, which is just now getting its long-delayed UP3 fitness tracker to market, is already talking about the next version, the UP4. The major differenceis apparently the addition of an NFC chip that will link the device to your American Express card and use it for contactless credit card payments. Jawbone says the UP4 will be available this summer, but no pricing was … [Read more...]