Please check the instructions or instruction manual for your appliance, which is usually clearly informed.

If there is no instruction or use manual, the way you can recognize it is:

1) The infrared remote control comes with an infrared emitter, which can be found at the top of the remote control. You need to point the emitter at the device when remote controlling it;

2) Bluetooth remote control does not have an infrared transmitter (crystal head), and The Bluetooth remote control generally needs to be matched with the device before it is used for the first time in order to work properly. When used, it does not need to be aimed at the device;

3) RF remote control is generally used to control devices with motors such as roller shutters, curtains, ceiling fans, etc., and does not need to be aimed at the device; RF remote control will generally be clearly labeled on the remote control with the frequency of the radio frequency.

Attetion:

1) There should be no block between the devices and RM4 mini when use it. IR signal can’t transmitted through obstacle. It could not work with RF and Bluetooth remote control devices

2) 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