NEW FEATURES - Supports external Temperature and Humidity Sensor USB Cable (purchase separately), connect it to the RM4 mini, App will show rooms temperature and humidity. Zero Configuration, powered by FastCon technology, add the first FastCon device to the App as usual, after that, when you power on other new FastCon devices, they will be automatically discovered and shown in App.VOICE CONTROL AND IFTTT - Compatible with Alexa to voice controls your TV, STB, Air Conditioner and Fans, compatible with Google Home to voice control your Air Conditioner. Make sure the devices can be remotely controlled from external networks. In Alexa/Google Home/IFTTT Apps, enable the skill/service named , link account and discover devices.PLEASE NOTE - RM4 mini only supports 2.4 GHz (NOT 5 GHz) Wi-Fi to configure in the App. IR signals can only be received in the absence of obstacles, please make sure there are no obstacles between the RM4 mini and your device.NEW APP CONTROL - New App named is available now in App Store and Google Play. New App has better user experiences in configuration and creating scenes than IHC. Besides, if you have an Android phone integrates IR emitter itself, you can use it to control your IR devices from App as a test before you decide to buy our product. Note: RM4 mini only supports 2.4 GHz (NOT 5 GHz) Wi-Fi to configure in the App.TECH SUPPORT - One-Year Warranty, 24/7 Technical Support. Video Guide is available on our Brand Store page and YouTube. APP has launched a new "Help centre" section, where you can get more help on APP configuration and device usage. Please click "Me"-"Help centre" to find it!