Why does my airpod randomly chime?

Hello suravioli,

Welcome to Apple Support Communities. AirPods Pro (2nd generation) charging case plays a sound when it pairs, charges, and more. You can turn off these sounds by following these steps:

Turn off charging case sounds on AirPods Pro (2nd generation)

Your AirPods Pro (2nd generation) charging case plays a sound when it pairs, charges, and more. You can turn off these sounds.

1. Wear your AirPods, and make sure they’re connected to your device.

2. Do one of the following:

* On iPhone, iPad, or iPod touch: Go to Settings , tap the name of your AirPods near the top of the screen, then turn Enable Charging Case Sounds on or off.

* On Mac: Choose Apple menu  > System Settings, click the name of your AirPods in the sidebar (you may need to scroll down), then turn “Enable charging case sounds” on or off

Change settings for AirPods Pro (all generations)

We hope this information is useful. Kind regards.

Hello,

Air pods can randomly chime if its damaged,or not in your ear all the way.

I recommend reading these

Change the settings of your AirPods and AirPods Pro - Apple Support