If you have a pair of Apple AirPods, then you will want to read this article:
I have a pair and even though when listening to music on the 'Pods the sound is nice, I'm just not a fan of the 'Pods. The reason is they won't stay in my ears. The hard plastic end that goes into the ears just won't stay in mine. I have another brand of Bluetooth earbuds with a soft, rubber tip, and they stay in my ears just fine.
If you read the article, you'll be amazed at the length of it and the many features of the AirPod.