The 4-channel wall panel can control up to 4 radio dimmer receivers separately. The following functions are possible: On, Off, dimming (tunable white). In addition, two light scenes can be saved for each channel. Of course, several receivers can also be programmed into one channel. A receiver can also be programmed into several channels or wall panels. Suitable for the radio dimmer receivers EFD12244X5A and EFD6712244X5A. The wall panel can be operated via 100-240V/AC.