... control including lighting dimmer, lighting switching, shutter controlling, multi-protocol gateway, intelligent sensing, user interface etc. As a senior ... switch actuator, shutter actuator, power supply, protocol gateway, detector/sensor, user interface, etc. Product Features:1/2/3 push-button models.Programmable ... our K-BUS series products. KNX - Push Switch Panel - 1/2/3 push-button Language