Stylish video doorbell with wireless indoor gong and remote accessibility. Allows visibility to the outside of the home, live, 24 hours a day via the Calex App. 140° field of view with day and night sensor. Enables hearing and speaking to visitors via the video function and built-in microphone and speakers. Easy to install and includes a choice of ringtones. Images can be saved when used with a Micro SD card (not included). Works with - iOS App - Android App Battery-Powered Bell Push & Plug-In Chime 5m IR/Night Vision Range Camera Resolution: 1080p 38 Melodies 30m Range Adjustable Volume Real-Time Viewing & Video Record Internet Connection Required Works with - iOS App - Android App Battery-Powered Bell Push & Plug-In Chime 5m IR/Night Vision Range Camera Resolution: 1080p 38 Melodies 30m Range Adjustable Volume Real-Time Viewing & Video Record Internet Connection Required