eufy Security Video Doorbell Add-On ChimeNever Miss a Visitor: Hear the chime throughout your home. Receive real time notifications when someone rings the doorbell, or if motion is detected at your door. Custom Tones: Select from 8 chime options and set the ideal volume for your home. Store Doorbell Footage with a microSD card: Add up to 128 GB for storing footage from your doorbell camera by adding a microSD card (not included). Video is protected even if your video doorbell is damaged or