More Safe And Easy to Control Smart Device on the APP. Gateway transmission via solution, will be more faster between gateway and smart device. Smart wireless gateway supports 2.4G WIFI network direct connection, and the device communication network is 3.0. Product function: Doctrine is used with series products of the graffiti solution, including switches, sockets, sensors, door locks, electric curtains, universal infrared remote controls, etc. Please note that any product needs to be used with a gateway, and our companys model is the lightest mini and easy to install. The currently accessible devices support about 30-50, which is enough for small houses or apartment buildings. The biggest advantage of the product is that it does not need to be connected to cable, it is plug and play, and it can be placed in any place with a socket to be powered on and used for networking. Colour:white Material:PC Size:70 x 70mm Package Contents: 1 set * hub Only the above package content, other