Hello MHussein64,
We would like to see how we can help you with your AirPods that are not working as expected on calls. Which iOS version are you currently running on your connected device? Go to Settings > General > About for the version. Let's try resetting the AirPods and then testing to see if the issue returns: How to reset your AirPods and AirPods Pro - Apple Support
- "Put your AirPods in their charging case, and close the lid.
- Wait 30 seconds.
- Open the lid of your charging case, and put your AirPods in your ears.
- Go to Settings > Bluetooth. Or go to Settings > [your AirPods].
- If your AirPods appear there as connected, tap the More Info button
next to your AirPods, tap Forget This Device, then tap again to confirm. - If your AirPods don't appear there, continue to the next step.
5.Put your AirPods in their charging case, and keep the lid open.
6.Press and hold the setup button on the back of the case for about 15 seconds, until the status light on the front of the case flashes amber, then white.*

7.Reconnect your AirPods: With your AirPods in their charging case and the lid open, place your AirPods close to your iPhone or iPad. Follow the steps on your device's screen."
Get back to us with these details so that we have a better understanding of the issue, and we can go from there.
Cheers!