For System M. Button module without rocker. With programmable status display. The device is connected to the bus line via a bus connection terminal. With integrated bus coupler. KNX software functions. The buttons can be configured either as a pair of buttons (two-button) or as individual buttons (single-button). Single-button functions include switching on or off, dimming, and scenes. Two-button functions include switching on, switching off, dimming, scenes, and blinds. In KNX, it can be completed with a rocker for the single-button module System M, a rocker for the single-button module with print 1/0 System M, and a rocker for the single-button module with print arrows up/down System M.