[Make Fingerbot More Intelligent]Add this hub link fingerbot to Wi-Fi (support 2.4GHz) compatible with Alexa, Google Home, IFTTT and timmer control. One gateway can connect multiple fingerbots [Extremely stable and reliable signal]Bluetooth single point and Mesh signal are steady enough with a wide coverage and strong wall penetration ability,strong anti-interference ability as well, even featured as low heat generation and low power consumption. [High-level encryption ]The Bluetooth hub uses the industry's high-level encryption to transmit information on the WiFi and Bluetooth terminals to network communication security and prevent malicious intrusion. [Multiple devices available]The same network supports multiple devices to work at the same time to improve network reliability Compatible with Tuya Smart APP ensures its intelligent controls for Bluetooth devices on smart phones anywhere from anytime USB Plug and easy to use. Material: plastic Color: White Package Contents: 1 x Bluetooth hub Only the above package content, other products are not included. Note: Light reflection 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.