If voice prompts are enabled, you should hear "heart rate detected" or "heart rate not detected" while in a fitness app or the Bose® Connect app. If your heart rate keeps dropping out, try these steps:
Heart rate drops out
If voice prompts are enabled, you should hear "heart rate detected" or "heart rate not detected" while in a fitness app or the Bose® Connect app. If your heart rate keeps dropping out, try these steps:
