Stay connected - Receive instant audible notifications for a doorbell ring from your Arlo doorbell or motion alert from any of your Arlo surveillance cameras Deter unwanted guests - Use the 80 plus decibel smart siren to automatically sound when motion or audio is detected, or trigger it manually from the Arlo app to make the Chime 2 into a door alarm Customize alerts - Personalize the door chime by selecting from a variety of melodies, adjusting the volume, or setting the door chime into silent mode to stay notified the way you want Wire-free setup- Easily plugs into an outlet and connects directly to Wi-Fi to make your doorbell a smart doorbell. No base station required. Arlo certified accessory. Works with: Video Doorbell (2nd Generation) (AVD4001, AVD3001), Essential Video Doorbell Wire-Free (AVD2001), Video Doorbell Wired (AVD1001), Audio Doorbell (AAD1001), Essential Outdoor Camera Wired, Essential Pan Tilt Indoor Camera, Essential Pan Tilt Outdoor Camera, Ultra (3rd Gen), Pro (6th Gen), Pro XL (6th Gen), Essential Indoor Camera (3rd Gen), Essential XL Outdoor Camera (3rd Gen), Essential Outdoor Camera Battery (3rd Gen).