1、This universal remote control is easy to use, a USB-powered portable device that can be carried anywhere. 2、Use for Tuya Smart App or for Smart Life App to control IR devices anytime and anywhere, turning basic household devices into smart devices, making life smarter and more convenient. 3、Compatible with for Alexa / Echo, for Google Home, voice control of TV, set-top box, air conditioner and fan, only 2.4G WiFi is supported. 4、Supports more than 50,000 IR control devices (only 38kHz IR, no RF), including air conditioners, TVs, TV boxes, DVDs, audios, individual video recorders, receivers, etc. 5、Turn all IR remotes into APPs on smartphones/tablets (the maximum number of remotes that can be copied is unlimited). 6、With a large IR database covering 98% of IR remote functions, it can be automatically updated. Item Type: WIFI Infrared Remote Control Material: ABS Model: None Infrared Frequency: 38KHz WIFI Frequency: 2.4GHz Infrared Range: ≦10 meters Working Temperature: 0℃～50℃ Working Humidity: Less than or equal to 85% 1 x Universal Remote Control 1 x Black Accessories 1 x User Manual