... professional factory. 3, R&D support. smart home automation description1, wireless smart home automation2, excellent quality with 7 inch touch screen ... ~+55°CHumidity10%-~95%Wireless alarm433/315 MBuild-in/CameraCMOS,CCDScalable systemAnalog/digitalOSLinuxBuild-in surfaceUSBOutdoor surfaceSD CardFuntion picture show: remote controller for home ...