4-way binary input button interface, 6-pin cable connection, NTC inputs for actual temperature detection, Can be installed in flush-mounted boxes with conventional buttons/switches, Free assignment of functions: switch/button, dimming, blinds, value transmitter, counter, sequences, temperature measurement, LED control, Flexible LED control, thanks to the increased output current of 3 mA, commercially available LEDs and low-current LEDs can be controlled, Inputs can be re-parameterized to outputs with parameterizable flashing and pulsing function, Identification of the wire pairs via color coding, Side recesses on the housing for the fastening claws of the switches/buttons