Sonoff RF Bridge Wifi to 433MHz Remote Control Smart Home Security Remote Switch D1(ESP-12E) WiFi Development Board Channels 2 Bidirectional High-Side Voltage

Channels 2 Bidirectional High-Side Voltage (HV) 5V (supports up to 5

Tested & Verified - Each pulley inspected for tooth accuracy and bore tolerance

What's the difference between 3

Communication: I2C (Address: 0x77)

Insert the switch body through the panel opening

Sonoff RF Bridge Wifi to 433MHz Remote Control Smart Home Security Remote Switch D1(ESP-12E) WiFi Development Board Channels 2 Bidirectional High-Side VoltageSonoff RF Bridge Wifi to 433MHz Remote Control Smart Home Security Remote Switch The Sonoff RF Bridge is a dual protocol gateway device that bridges 433MHz RF wireless signals with WiFi connectivity, enabling legacy RF remote controls and sensors to integrate seamlessly into modern smart home ecosystems. Home automation technicians, IoT integrators, and security system installers use this device to retrofit existing 433MHz devices without replacement,