Here’s an inexpensive little device that will be of interest for anyone using 433MHz in their smart home set up.
Sonoff (famous for their low cost WiFi Smart Switch) also make an RF Bridge that can be used to convert many 433MHz RF remotes and devices to Wi-Fi control.
The 2.4GHz 802.11b/g/n unit can control up to 16 devices and it supports many 433MHz RF remote controlled products, such as switches, sockets, bulbs, door openers etc.
In addition you can use the free iOS / Android app to set up to 8 schedules / countdowns / loop timers to turn on/off the RF controlled products. It works with Amazon Alexa and Google Home too for voice control.
Used with a door / window sensor or a motion detector PIR and you can receive push alarm messages to your smartphone.
Available for less than $20. Check out the link and the video below to find out more