(Aad1001-100Nas) Arlo Audio Doorbell In White 1 Doorbell notifications : Get calls on your smartphone or tablet when someone presses your Arlo Doorbell Remote communication : Talk with visitors from your smartphone or tablet; Operating temperature: 4 degree F to 113 F (-20 C to 45 C). Requirements - Arlo base-station, a mobile device running iOS 10 or Android 6 or later and a High-speed internet connection Visitor messaging : Visitors can leave a message for you to listen remotely at your convenience. Requirements - Arlo base-station, a mobile device running iOS 10 or Android 6 or later and a High-speed internet connection Wire-free and weather resistant design : Place your doorbell anywhere outside of your home with no wiring hassle Works with your existing chime : Set up your doorbell in minutes with Arlo?s simple wire-free design. Requires existing Arlo Base Station Requires existing Arlo Base Station to use an Arlo Audio Doorbell or Arlo Chime.Not compatible with Arlo Go, Arlo Q, or Arlo Baby cameras. Note : Refer to the PDF attached below in Technical Specification for User Manual and Troubleshooting starts on page 25