[VOICE ACTIVATED] With the Ewelink Zigbee Hub, add up to 128 ewelink smart device of with this ZigBee-controlled hub necessary for voice control with or Google Assistant. [CONTROL YOUR SMART LIGHTS FROM ANYWHERE] The heart of your smart system, this hub also enables you to control all of your Ewelink Zigbee products via the EWELINK app, even when you're from home. [SAFETY &STABILITY]Create a complete set of ecological chain through ZigBee hub, which is more stable and safer than using wifi system.The uses the ZigBee chip of Silicon Lab, which is the latest ZigBee 3.0 protocol, which means that the can be compatible with your previous old protocol sub devices, so you don't need to worry about compatibility. [ESAY SET-UP]Designed for quick and easy set-up with absolutely no wiring or technical skills required.Quickly and easily add, reset, and group devices via the hub. [Note and Instructions]Connects with a maximum of up to 128 devices. Support 2.4 GHz WiFi frequency and Ethernet. Colour:White Material:plastic Package Contents: 1 x 1 x supply line Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.