This is an application that is compatible with Rollup smart doorbell and Rollup smart lock device. When a smart device is installed in your home and connected to the network, you can use this app to remotely view what's going on outside your door. Cell phones are also notified when a guest visits and presses the doorbell. The phone also prompts when someone stays too long in front of your door. There's a lot more features to discover,download it and try it.
