TWN4 CONFIG Programmer Kit The TWN4 CONFIG Programmer is a kit which contains an RFID writer, special contactless TWN4 Configuration Cards and an App. Project specific reader settings are configured in the App and then encoded onto the TWN4 Configuration Cards. When the programmed Configuration Card is swiped over a reader, it adopts the new … Continue reading Contactless Configuration of RFID Reader/Writers from Elatec