@fanoush, sometimes it is not about how cheap you get away getting something done... but I totally agree... I would use the cheapo thing and see if I can receive and decode with, for example, a Pixl.js... If radio is not BLE, then it become a bit more difficult - or cumbersome - though.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
@fanoush, sometimes it is not about how cheap you get away getting something done... but I totally agree... I would use the cheapo thing and see if I can receive and decode with, for example, a Pixl.js... If radio is not BLE, then it become a bit more difficult - or cumbersome - though.