Once someone rings the doorbell a push notification will be sent to your phone and the picture will be captured and stored in the APP. Connect to the Tuya APP via WiFi to easily complete the setup compatible with Android and iOS phones. The receiver uses radio frequency to connect the doorbell with high volume strong ability to penetrate walls and wide coverage. Support phone remote communication even if you are not at home you can remote communicate with outside visitors through phone. High clear camera supports infrared night vision the viewing angle is larger and wider and the scene in front of the door can be seen more comprehensively.