Catalog > Internet of Things (IOT) Related Products > More Platforms SME Sonoff RF Bridge 433MHz Sonoff 433MHz RF Bridge SONOFF RF BRIDGE 433 TO BE DISCONTINUED---SEE NEW SONOFF RF BRIDGE R2 433--RF BRIDGE CAN CONVERT MOST 433MHZ REMOTES INTO WIFI. CAN ADD UPTO FOUR 1-4 BUTTON REMOTES. CONTROL VIA IOS/ANDROID APP. Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview This RF Bridge can convert most of the 433MHz RF Remotes into WiFi wireless. By adding the RF wireless Bridge to iOS/Android App eWeLink WiFi wirelessly, you can add up to four 1-4 buttons 433MHz Wireless RF Remotes to the RF Bridge device. After pairing the RF Remote buttons with RF controlled devices, you can directly control maximum 16 RF controlled devices on the App through WiFi/2/3/4G network.It can be used for most of the 433MHz RF Remote controlled products, like RF controlled switch, RF controlled socket, RF controlled bulb, RF controlled door opener, etc.Even more exciting is that it will work with door magnetic sensor, human body IR sensor, and more other sensors to realize security alarm, and allowing you to DIY smart scenes. This model supports Amazon Alexa and Google Home voice control.Note 1:The receiving supports fixed code 433 frequency, like PT2260, PT2262, PT2264, EV1527, etc.Not support to learn rolling code and dynamic codeNote 2:Timing function is supported in V2.5.0 (Android released, iOS coming soon), please update your App.iOS App V2.5.0 supports to add this product.You can't see device status changes in the App.RF curtain switch and RF alarm are supported in V2.5.0.Works With Amazon AlexaTo control Sonoff RF Bridge, you'll need to say RF Remote name and button name together.Standard voice control commands phrases (if you just say the RF Remote name, Alexa will turn on/off all buttons of that RF Remote immediately):Alexa, turn on {RF Remote Name}Alexa, turn off {RF Remote Name}Alexa, turn on {RF Remote Name} {ButtonName}Alexa, turn off {RF Remote Name} {ButtonName} Features Convert 433MHz RF Remote to App via WiFiMake 433MHz RF devices App remote controllableSupport to add max. four 433MHz RF Remote/Curtain Switch/AlarmSupport to control up to sixteen 433MHz RF devicesControl 433MHz RF devices over Wi-Fi or mobile networkFree iOS and Android mobile app eWeLinkWorks perfectly with Amazon Alexa, Google Home Downloads Datasheet - SME SONOFF RF BRIDGE 433 PDF File 493.25 KB References