Continuous heart RATE - have the A370 intelligently Track your heart RATE through the twists and turns of everyday life.
Assisted GPS - Use your phone's GPS to Track speed, distance and route ; Get notifications for incoming calls, messages, social media and calendar appointments right on the screen of your Polar A370.
Improved sleep analysis - get the valued insight you need to get a good Nights rest ; The wristbands are made of a soft material and come with a secure buckle.
Broadcast heart RATE - the A370 can be used as a hr sensor. Pair it to your favorite fitness app. Water resistance:WR30
3Rd party compatibility - exercise and activity data is automatically sent and is available to be used in services where you allow it. Wristband material - Silicone
