Voice call, video intercom. When you are away from home, the home is in your hands. The mobile phone can be remotely awakened to actively check, monitor the door of the house, press the doorbell to push information, and check in real time. 166 ultra-wide-angle, small lens, large field of view 1280*720 high-definition resolution, 166 ultra-wide-angle lens, see the outside scene clearly. High-definition infrared night vision guards 24 hours a day, and uses high-efficiency infrared light compensation to make the picture clearly visible even in the dark and windy night. Ultra-long standby time, the standby time is more than 8 months. This product adopts ultra-low power consumption technology, and the standby time is more than 8 months in low power consumption mode. Super strong wireless signal to ensure a clear and smooth picture, no need for wiring, easy installation, built-in WiFi module, stable transmission, reliable connection, no need to worry about signal problems caused by the distance between the doorbell and the client Agile motion detection + fast information push, when an uninvited guest enters the sensing range, the device will quickly push the information to the mobile phone, so that there is nowhere to hide when there is trouble, and it plays a role in preventing theft of the product itself. Support multi-device connection Android, IOS, Windows, support multiple languages: Simplified Chinese, English, German, French, Spanish, Portuguese, Japanese, Korean, Russian, Italian, Turkish, Dutch, Danish language. Packing list: The standard configuration only includes: doorbell, color box, 3M glue, screw package, manual