SONOFF ZBMINIR2 needs to be used with a Zigbee hub, such as SONOFF NSPanel Pro, SONOFF iHost, SONOFF ZB Bridge/ZB Bridge-P/ZB Bridge-U, SmartThings hub v3, Echo Plus 2nd…. The Zigbee Hub is needed.ZBMINIR2 integrates with Zigbee hubs, such as SONOFF NSPanel Pro, SONOFF iHost, SONOFF ZB Bridge/ZB Bridge-P/ZB Bridge-U, SmartThings hub v3….