BroadLink RM4 Pro IR/RF Universal Remote with HTS2 Cable, All-in-One Hub, Code-Learning Wi-Fi Remote Control for TV, Air Conditioner, Curtain Motor, Works with Alexa, Google Home. (2.4GHz Wi-Fi Only)

The RM4 Pro supports RF devices (433 MHz only), such as curtains, roller shades, projectors, and light switches. It controls over 50, 000 IR devices (38 kHz), including TVs, set-top boxes, air conditioners, fans, VCRs, and DVD players. Bluetooth devices are not supported. The device library updates automatically via the cloud, ensuring compatibility with new devices. You can also program and assign buttons without accessing the cloud. Before placing your order, please verify that your remote control meets these requirements. ^^ APP CONTROL - Use the new BroadLink app (better than IHC); first, test the infrared devices with any Android phone that has a built-in infrared transmitter, but keep in mind that the RM4 Pro only supports 2.4 GHz Wi-Fi (not 5 GHz), so, before setup, delete all saved networks on your phone except the 2.4 GHz one, and make sure the Wi-Fi password doesnt contain any special characters, is less than 32 characters long, and is short and simple.

^^ RM4 Pro is compatible with Alexa to voice control your TV, STB, Air Conditioner, and Fans, and compatible with Google Home to voice control your Air Conditioner. Make sure the devices can be remotely controlled from external networks.
Alexa/Google Home/IFTTT Apps: enable the skill/service named BroadLink, link the account, and discover devices. ^^ RM4 Pro supports an external USB temperature and humidity sensor. Connect it to the RM4 Pro, and the BroadLink app will display the room temperature and humidity. The RM4 Pro requires a 5V, 1A power supply. It will not work without a 5V, 1A adapter. Make sure you have one. ^^ IR 38 kHz remote signals can only be received when there are no obstacles. Make sure there are no obstacles between the RM4 Pro and your device. The signal cannot pass through wallsone-year warranty. However, for RF programming, only fixed-code programming at 433 MHz is supported; programming at 315 MHz or the use of rolling codes is not possible.