Features: Compatible for Alexa Echo/Google Home/TmallGenie. You can control your IR house appliances by voice. IR model work with air-condition, set-top box and TV. Infrared learning function can expand more control. Infrared signal coverage on 360 degree wide range. Support Apps for Android 4.0 and IOS8.0. Specification: Condition: 100%brand new Size: 9.5*7cm / 3.74*2.76in Interface: mirco usb Weight: 0.29kg Additional features: voice remote control Mode of operation: push-button Material: aluminum alloy Model: w30 Device support: IOS8.0/Android4.0 and above Power input: 5VDCIA Infrared frequency: 38k Working temperature: 0-50 degrees Celsius Working humidity: less than or equal to 85% RH WiFi frequency: 2.4GHz802.11b/g/n Standby function: less than or equal to 0.88w Infrared direction: multi-faceted infrared Instructions: First, distribution network Default mode: 1. Press and hold the reset button for 5s. The indicator light enters the flashing state. 2.Select "Universal Remote Control"in app and follow the prompts to match the network. 2. Press and hold the reset button again for 5s again and the indicator light flashes slowly. 3.Click "Universal Remote Control" and click "Compatibility Mode" in the upper right corner to follow the instructions in app. Second, add a fixed remote control Based on the existing classification,adding fixed-class electrical remote control such as air-conditioning remote control, TV remote control, set-top box remote control, etc. This method of addition is simple and fast. But limited by the code database data, not all of the electrical appliance can be controlled by infrared. Package List: 1* Remote Control 1* English Manual 1* Cable Note: Please allow slight error due to manual measurement. Thanks for your understanding. 1、Compatible for Alexa Echo/Google Home/TmallGenie. You can control your IR house appliances by voice. 2、IR model work with air-condition, set-top box and TV. 3、Infrared learning function can expand more control. 4、Infrared signal coverage on 360 degree wide range. 5、Support Apps for Android 4.0 and IOS8.0.