Here is another smart video doorbell that lets you see, hear, and speak to anyone at your door from your smartphone or tablet. Ring Video Doorbell 2 alerts you when visitors ring your bell or trigger the motion sensor. Users will be able to watch their home in 1080p resolution.
This video doorbell is compatible with iOS, Android, Mac, and Windows 10 devices. It is WiFi enabled and has adjustable motion sensors.[where to get it]