PowerBuds Pro has a built-in accelerometer that the headphones use to determine the position of the cervical spine. If your neck is held in one position for too long, the device will signal you to stretch and change the position of your neck. According to the manufacturer, this will help users improve their posture.
Amazfit also claims that the earbuds are capable of detecting when you start to exercise (we are talking about running) and automatically track time, speed and distance. After analyzing the information received, the headphones “Tell” how many calories you burned. For more accurate results, you can Synchronize heart rate data with fitness apps installed on your smartphone.