Wireless wifi based intercom that you can view from your phone
ZWN Smart Wireless Wifi Video Doorbell Intercom 720P Phone Call Door Bell Camera Infrared Remote Record Home Security Monitoring
1.Three 18650 specification batteries,which is rechargeble in the doorbell with a usb cable connect to the electric power .
2.Million HD pixels collocated with 166 degree wide-angle lens.
3.Support mobile phone remote fast wake up device within 1 second.
4.2.4G Wi-Fi connection.
5.High quality two-way talk with noise cancellation.
6.Support PIR motion detection, when someone hovers at the door, immediately
alerts push notifications to the mobile phone.
7.Day and night mode automatic switching, whether day or night, the image is
clearly visible, for your safety and family security.
8.Note: In the normal condition, the family wifi signal only 15-30 meter without wall. If your home wifi Router is longer, you can add more a wifi extender to solve this problem