The ekey ModulS for Siedle Vario flush-mounted is a built-in module in the color dark gray-mica that covers the diagonally positioned ekey finger scanner flush-mounted for the electrical industry in the Siedle Vario flush-mounted intercom system. The ekey ModulS is intended for use in the home and business sector. The ekey ModulS is intended for permanent installation on the finger scanner flush-mounted for the electrical industry in the Siedle Vario flush-mounted intercom system and for use in unprotected outdoor areas. This ekey ModulS is a component of the ekey finger scanner flush-mounted for the electrical industry and can only be used there.