Full HD & Night Vision - Video doorbell camera offers you crystal-clear images and video recordings. Built-in IR-lights permit you to see clearly even in darkness. Intelligent IR-CUT automatically senses the ambient light and switch to night vision mode. You could also see out-of-sight corners with a 65 wide angle. Better safeguard your family and property. Two-way Audio & Voice Message - The Video Doorbell is equipped with a Passive IRsensor, detecting the slightest motion at the entrance.When visitor press doorbell or visitors are at your front door. notification will sent to your cellphone, The video doorbell provides you real-time clear two-way audio, you can see, hear and talk with the visitors immediately through phone APP. you can answer it and enter video call interface,Compatible With iOS and Android Devices. Longer standby - Powered by three AAA dry batteries (Battery not include), combined with low-power design, the endurance capacity is greatly improved, saying goodbye to frequent battery replacement (Note: not include Battery ). 2.4GHz Wi-Fi Compatible - The 2.4GHz Wi-Fi range of Video Doorbell is up to 20m (66ft), it easily connects to your homes Wi-Fi network, sending live video feed to your phone. You can see and talk to the visitor from the comforts of your bed, from work, or while on vacation.Monitor and shar-e to 4 devices. Up to 4 users may view the video feed, but onl-y 1 user can use the direct intercom. Easy to Install & Use - This wireless doorbell camera takes less than 5 minutes to set up without having to use any complicated tools.The doorbell can be controlled by APP, automatical work model, intelligent and portable. Portable in size and weight.