Software MS Windows Pro FPP 11 64-bit Eng Intl VentilationSZA-WEN The Dual R3 Lite switch

The Dual R3 Lite switch is also compatible with other Sonoff products

The device has a built-in LED flashlight

iOS 10 or later

The app also allows you to use a pop-up window to easily pair the headphones with your device (only available on Android smartphones)

Software MS Windows Pro FPP 11 64-bit Eng Intl VentilationSZA-WEN The Dual R3 Lite switchOperating system: Windows 11 Professional Operating system bitness: 64 bit Language: English License type: FPP Retail (USB installation media), Electronic license Intended for: Intended for free sale FPP Retail, not tied to hardware purchase. The license is portable and does not have to be purchased with a computer configuration In this sense, it is suitable for already purchased machines. Important: If a computer is burned the license remains valid