To set up and enjoy all the features of your UA Sport Wireless Heart Rate, you’ll need to connect it to your phone using the UA Record™ mobile app. Select the UA Sync icon in the upper right hand corner of the dashboard. Tap on “UA Sport Wireless Heart Rate”. Follow the on-screen instructions to finish setup. Once connected, the headphones will live under My Apps and Devices. Here, you can access your headphones' settings to check your battery level, current heart rate, and help.