Main Features: 1.Newest Smart IR+RF Controller with USB Design: All-in-one IR and RF remote control Infraed smart devices for controlling air conditioners, TVs, fans, DVDs, STBs, TV BOXes etc, and even RF appliances as RF light,RF switch, RF roller blinds etc.as well as much more RF codes added for curtain motor with a wider compatibility.It can store thousands of IR codes with mini USB design that can be used on a wall socket, on a computer, on a power bank, on a plug, and even portable. 2.2.4G Hz WiFi Connection for fast configuration and App remote control: Only support 2.4G WiFi connection with no 5G HZ WiFi available and no hub required.Fast response to smart phones under Smart Life App when pairing with phone Bluetooth and WiFi on.Remotely controlling your house IR and RF appliances from anywhere via Tuya Smart App. 3.Voice Control and Device Share:Works with Alexa Echo and Google Assistant to manage your home devices simply by voice command, saying "Alexa, turn on the air conditioner", "Alexa, volume down the TV".Also you can device share to your family members for controlling your smart home together. 4.Universal Compatibility:Replace all your remotes with your smart phone, support 80,000+ IR (IR only, not RF) controlled devices such as TV, Set-up Box, Air conditioner, Fans and etc.,as well as 6500+brand home appliances,especially more encoding for RF curtain motor added under original version. 5.More Friendly and Stable DIY Function: Support DIY function to manual learning of the original controller as needed, solve your problem of finding a remote controller or the appliance model is not available on the app.Meanwhile,smart scene linkage is supported with four scenes available in Smart Life App for creating smart scenes with other smart devices;includes full 2-year warranty and 60-day refund guarantee for complete satisfaction. Specification: Name:USB Smart Controller Power Input:DC 5V/1A Communication Method:WiFi,WiFi+RF433 Wireless Type:802.11b/g/n 2.4G RF Frequency:433.92MHz(RF version) Working Temperature:-10-+45 Working Humidity:10%-90%RH(no condensing) Material:PC Size:83*31*10mm