1/2/3 push-button models. Programmable RGB ... building automation products, which includes dimmer actuator, switch actuator, shutter actuator, power supply, protocol gateway, detector/sensor, user interface ... , etc. Product Features:1/2/3 push-button models.Programmable RGB LED.Storable Scene ... BUS series products. KNX - Push Switch Panel - 1/2/3 push-button Language