Last year when Apple launches their iPhone X, They also launch their Airpods that was the alternative of 3.5mm Audio jack. Basically, it was a Bluetooth headphone without any wire and Supports to wireless charging.
Now Apple goes to launch their Successor Airpods v2, Reports say that this will come with the compatibility of Apple watch. And this may help you to track your steps. This will be the best for Health conscious people. You just think about its price.