Hi @Engin is the code you tried which didn't work https://github.com/m5stack/Bases-Node/tree/master/example/dht12 the only other code examples I could find for the node were in Chinese and Japanese, maybe if you use google translate you could find some useful info https://github.com/m5stack/esp-adf/blob/master/examples/get-started/M5Node/main/play_mp3_example.c
Overview
https://qiita.com/ksasao/items/25b8981e8ee9846e7f84
IR control example
https://gist.github.com/ksasao/358ae9432322cd496d50ace9d69a7e85
http://watako-lab.com/2018/12/02/m5stack_irremocon/