The Polar Team² Supplemental Kit enables you to upgrade the Team² system to its full potential. Complete with 10 Team² transmitters, a charger, an adapter and an ID sticker sheet, you can now analyze your entire team's workout, no matter how many players you have.
ECG-accurate heart rate measurement
Beat to beat ( R-R ) recording capacity up to 48 hours
Secured Bluetooth real time connection
Battery lifetime: 24 hours online with Bluetooth, 80 hours offline