NOTE: None of the three options supports Bluetooth. Option 1 ( Wired Hub) ①Supports both and ZigBee protocols. ②This device cannot be directly connected to WiFi(Needs to be connected to through the Ethernet Port). ③This is a dual-purpose gateway, which can be used as a ZigBee Hub to connect with TUYA APP, or as a Hub to connect with . ④If you want your Zigbee smart device to connect to through this Gateway/Hub, you need to make sure your Zigbee smart device supports authentication protocol. ⑤When using the TUYA APP, Most Zigbee devices can be added to the gateway. ⑥When using the , you can add -certified Zigbee devices to the gateway. ⑦Only certified Zigbee smart devices can be added to the .Therefore, you cannot connect an uncertified TUYA Zigbee smart device to the through this Hub. ⑧When you use to connect smart devices, you need to make sure that your smart devices are using ZigBee protocol and have been certified by , otherwise it will not work, thanks Option 2 (ZigBee Wired