Sonoff RF Bridge R2 433MHz WIFI HUB RF Remote Control Timing Setting Wirele Gateway Smart Home Automation Module RF BridgeR2 Product Introduction 1:Convert 433MHz RF Remote to App via WiFi2:Make 433MHz RF devices App remote controllable3:Support to add max. four 433MHz RF Remote/Curtain Switch/Alarm4:Support to control up to sixteen 433MHz RF devices5:Receive alarm push meage from 433MHz PIR sensor, door &window alarm sensor6:Control 433MHz RF devices over Wi-Fi or mobile network7:Free iOS and Android mobile app eWeLink8:Wide control range:To control the 433MHZ RF devices with 433MHZ RF Remote,you have to stay indoors.Sonoff RF Bridge helps to switch the signal,allowing you to control the 433MHZ RF devices from anywhere at any time9:Easy management:one snoff RF supports up to four 1-4 button 433MHZ RF Remotes,allowing you to control max.16 RF devices on APP,you can name for each control button,just take out your phone,tap to control.10:Set times to open/close curtain at a fixed time.11:Quickly set up home security system,Link with security equipment,work as an alarm center12:Anti-theft alarm push,Once infrared changes detected,RF Bridge will push alarm meage to your smartphone13:Fire alarm push:Indoor smoke concentration monitoring,RF Bridge will push alarm meage if there is a fire Specifications: 1:Wide control range2:Easy management3:Set times to open/close curtain at a fixed time.4:Quickly set up home security system5:Link with security equipment,work as an alarm center6:Anti-theft alarm push7:Fire alarm pushPower Supply: USB 5V( not included)Wirele Standard: WiFi 802.11b/g/n, 433MHzSecurity Mechanism: WPA-PSK/WPA2-PSKProduct Dimensions: 62*62*20 (mm)/2.4*2.4*0.8inch