FEATURES: Create multiple timers and customized scenes as you need to control your smart home devices. Simple and easy setup to create a smart house for you.NOTE: There should be no block between the devices and RM4 mini when use it. IR signal cant transmitted through obstacle; Make sure your phone is connected to 2.4GHz Wi-Fi network before adding device (5GHz is not supported); The Wi-Fi password should contain no more than 32 characters and no special characters; Mesh network is not supported; It could not work with Bluetooth remote control devicesVOICE CONTROL AND IFTTT: Works with Alexa or Google Assistant and IFTTT ( skill/service). An ideal alexa/google home accessories for home. Simple setup with Echo or Google Nest to easily voice control your IR devices, and more home automation settings can be added by IFTTT. Siri voice control is also available on iPhone.QUALITY and TECH SUPPORT: If you have any problem with the IR hub connection problem, pls feel free to . NOTE: Require a secured 2.4GHz Wi-Fi networks. The package comes with a USB cable (without 5V1A adapter). RM4mini is a IR smart remote, doesn't work with RF devices. If you also want to control RF appliances, pls choose our RM4 pro.REMOTE CONTROL: With free easy-to-use App for iOS and Android, your phone will be a smart remote, you can remotely control your IR devices no matter you are at home or away. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.