4GHz wi fi network not 5GHz and, in turn, supplies either on demand or motion triggered video footage and notifications to your iOS or android smart phone. You can customize the area of detection sensitivity as well as the time so as to minimize false notifications. With a noise cancellation chip built in, you can also experience clear two way communication with the persons on your doorstep through VueBell and your correlating app. A huge customer service feature of the VueBell is a direct line to a customer service representative contained in the app itself, so you always have someone to call if you have questions, concerns, or need to troubleshoot your video doorbell. There are multiple cloud storage options available, starting at $2/month after a free 30 day trial. The RemoBell WiFi Wireless Video Doorbell is a fairly basic battery powered wi fi camera with a viewing field of 120 degrees at 720p resolution.