... , it is control brightness.10. Setup mode functionSetup touch key, it have SIMULATION,SOUND and WiFi CONNECTION 3 options, SIMULATION ... software imitate and actually connect WiFi-LED controller , if choose ON state, do not need to connect LED-WiFi controller, it can used ... ect. Practical application need to set OFF(actually, when you connect WiFi, the software have automatic set to OFF), SOUND is the ...