Features: All-in One Control: All-in-one infrared remote control hub activates air conditioners, TV, set top boxes, fans, infrared electric curtains, etc. APP Control: Let home appliances become smart devices, and infrared home appliances can be controlled through Tuya Smart APP or Smart Life APP anytime and anywhere. Hands-free Voice Control: Change the air conditioner temperature, turn on fans, change TV channel, play DVDs and open the set top boxes, etc by hands-free voice controlwith Google Home/Nest and Amazon Alexa. Learning Function: If you can not find IR device in Smart Life APP, you can use the Programmable DIY learning function to copy the same function from the original remote control. Compatibility: This version only supports 38K code rate signals and 2.4G WIFI connection. It is recommended to use a smart IR in a room because infrared can not break through the wall.