System introduction Smart home is aim to connect household various devices ( such as audio and video equipment, lighting system, curtain control, air-conditioning control, security system, digital cinema system, network household appliance, three meter reading and sending, etc.) through Internet of Things, offering a variety of functions and means like household appliance control, lighting control, curtain control, telephone remote control, indoor and outdoor remote control, anti-theft alarm, environmental monitoring, HVAC control, infrared forward, programmable timing control and so on.