Professional radio-Order solution in which no connection is established to the Internet -> you remain master of their data. PROvendis Gastro checkout for Windows (www.provendis-software.de) is used as a headquarters. Special features of the entire system (main POS and hospitality Checkout mobile): - GDPdU compliant - Recognized by the tax office evaluations and statements - Local data storage on your network (no cloud) - Data backup (!!!) - Especially at the Gastro Checkout mobile: