... actuator, switch actuator, shutter actuator, power supply, protocol gateway, detector/sensor, user interface, etc. Function:Learn IR commands via group address ... IR distance up to 10m.Three-fold, independent and programmable infrared emission. GVS strictly complies with the quality requirement of ISO9001 ... the outstanding performance of our K-BUS series products. KNX - Infrared Learner and Emitter