Feature:1. VIDEO DOORBELL: Video doorbell for HD clear video, 80 degree view, WiFi connection, can be controlled by APP, automatic working mode, reliable and practical.2. TWO WAY INTERCOM: Wireless video doorbell to achieve two way intercom between the doorbell and cell phone. Support two way call and photo, safe to use.3. PORTABLE: WiFi doorbell is smart and portable, small size and light weight, no wires, easy to install and (supports 2.4G WiFi, does not support 5G WiFi).4. REMOTE INTERCOM: Someone presses the doorbell immediately take pictures to store APP device messages, even if you are not at home, you can also talk to visitors outside the door remote intercom call.5. LARGE VOLUME: Camera doorbell uses RF connection doorbell, large volume, through the wall, wider coverage, support function.Specification:Item Type: Video DoorbellMaterial: ABSColor: WhiteBattery Type: 3 x AAA Batteries (not Included)Resolution: SDLens Angle: 80 Degrees Type: 850nm x 4pcsVoice Type: Two Way Voice IntercomConnection Type: WIFI 2.4GHz, How to Use:Readytoinstallanduse.RefertothemanualfordetailsPackage List:1 x Video Doorbell1 x Ringing Bell2 x Screws2 x Screw Sleeve2 x Small Screws1 x Screwdriver1 x Instruction Manual