Spree Headband Swimming distance and pace without needing

distance and pace without needing to be constantly recharged

Using a Performance Optimization Device (POD) with a built-in accelerometer and advanced plethysmograph

The Tone Pro features a comfortable around-the-neck design that countours to the body

The Notifier is a fashion-focused smartwatch designed by Martian Watches

Spree Headband Swimming distance and pace without needingThe Spree Headband is a unique activity tracking device that is worn as a headband rather than a wrist watch. Using a Performance Optimization Device (POD) with a built in accelerometer and advanced plethysmograph, the Spree Headband can give you detailed information about your workout like calories burned, heart rate, and body temperature. These extensive metrics allow you to fully understand your performance so that you can continually improve. The