What does the Button on the Back of AirPods Pro 2 do?

The button on the back of the charging case of the AirPods Pro 2 headphones is used to activate the pairing mode of these headphones, meaning that they will be visible to other devices and we can connect them. The second function is to perform a hard reset, which will restore all AirPods Pro 2022 settings to factory settings. button on back of airpods pro 2 case? what is the button on the back of airpods pro 2? #airpodspro2022