A：
The Gateways we tested: 1. Smartthing Aeotec Hub 2. Alexa echo gen 4 3. Google Nest hub 2nd gen 4. Apple homepod mini. For your reference.
The Gateways we tested: 1. Smartthing Aeotec Hub 2. Alexa echo gen 4 3. Google Nest hub 2nd gen 4. Apple homepod mini. For your reference.