Features:*Consist of 1*WiFi Visual Intercom Door Phone(built-in 8G TF card)+2*Wireless Doorbell Chime support snapshot, PIR motion detection, visual intercom, phone APP remote control for Door Entry Access Control.*HD 720P image quality, support night vision, camera view angle covers 166.*PIR motion sensor+ motion detection, WiFi connection, push alarm to mobile via APP, more safe and accurate.*Support visual intercom, IR night view, TF card record, built-in 8G TF card.*Support 2-way audio communication, answer your door wherever you are.*Support up to 32G TF card storage(not include),built-in 8G TF card.*Support two power modes optional: batteries or USB cable, (Both not included) very convenient.*1000ft/300m wireless working range in open area.*55 ringtones optional for you.*Easy to pair with the doorbell, easy for installation.Door Phone