GF-NCD is a classic programmable control host upgraded product, which can be matched with Apple IPAD, Android touch screen, etc., with a simple and economical interface. It integrates LAN communication port, IR (infrared control port), I/O port, RELAY (weak relay), COM (communication control port), USB port, HDMI signal, etc. Using global integration technology, it provides a high-speed and accurate centralized control environment, an open user programming interface, and can complete a variety of complex control interface programming.