【100% Wireless & Stable WiFi Connection】 COOAU doorbell camera has 10000mAh rechargeable battery, the wireless installation of the video doorbell camera and indoor chime only take less than 5 minutes to set up. Built in upgrade wifi chip provide 100ft strong wifi coverage, wifi signal is stronger 20% than other cameras, wifi connection more stable (only support 2.4Ghz wifi).
【2K Clear Night Vision & 2-Way Audio】 COOAU wireless doorbell camera adopts newest high-end chip and SONY sensor,Upgraded wireless doorbells to 2K full HD video quality, 166° wide angle and night vision range up to 32feet, providing you with clear views during the day and night. Upgraded noise reduction and echo processing technology, allows you have a clear real-time video talk with visitors from anywhere, or select pre-record 30s voice messages to reply quickly.
【Free Storage & Multi-users Use】COOAU camera doorbell supports up to 128G SD card and cloud storage, we supply free 32G SD card and 7 days cloud storage with no storage limitation (it will automatically cover the previous content after the storage is full). You can share the smart doorbell with your family via “COOAU Cam” APP, allows to check for suspicious activity at any time without open the door. The best gift for your family, compatible with iOS and Android.

See your day with Alexa at the ready: set alarms and timers, check your calendar or the news, make video calls with the 2 MP camera, and stream music or series—all with your voice.
Add Alexa to your bedside table: ease into the day with a routine that turns compatible lights on. Wake up to your news update, the weather forecast or your favourite music.
Manage your smart home: look in when you’re away with the built-in camera. Control compatible devices like cameras, lights and more using the interactive display or your voice.