A:AnswerThis is not a sengled setting, but rather an Alexa setting. Go in your Alexa app, choose your Amazon device that you talk to for controlling the lights, Go to settings and turn off ultrasound motion detection
A:AnswerYes. They only operate on 2.4 GHz wifi. However, all 5GHz Wi-Fi routers also simultaneously run 2.4 GHz. Refer to your router's manual for more information on your specific router