![CDATA[for 2-way button set, item no.: .. 402 TSA .. for 2-way button with symbols, item no.: .. 402 TSAP .. can be expanded with a touch sensor extension module, item no.: 409.. TSEM The full functionality is supported from ETS5.7.7 or higher or ETS6.0.6 or higher. ETS product family Button Product type 2-way button 1 blue LED: operating display 4 red LEDs: status display Intended use Operating consumers, e.g. light on/off, dimming, blinds up/down, brightness values, temperatures, calling up and saving light scenes, etc. Installation in device box with dimensions in accordance with DIN 49073 Product properties KNX Medium: TP 256 Touch sensor functions Switching, dimming, blind control, value transmitter, scene recall, etc.]]>