【All-in-one IR remote control】 WiFi infrared remote control for all IR home devices via mobile phone anywhere and anytime. For example: air conditioning, fan, STB (set-top box), VCR. (RF not included) 【APP Control】 With a free APP "Smart Life" or "Tuya Smart" you can control the universal remote control anytime, anywhere. No hub required, only 2.4GHz WiFi required. 【Voice Control】 If you work with Alexa, Google Home voice control, you can control the device with a voice request. For example, change the temperature of the air conditioner. 【Convenient Installation】 After downloading the app, log in and add the universal remote. The program has a learning mode which can learn the function of the buttons and add it to the application. 【Warranty and Service】: If you have any questions about the product, please contact us. We will get back to you within 24 hours.