75Code mark- See "Data transmission settings - symbology identifier - code mark" to activate or deactivate code mark transmission.- Use the default value or compose your code mark for this symbology (1 character).GS1 DataBar (RSS) - Expanded - Symbology identifier - Code mark - * (*)4F4A2AInfomailInfomail - Disable (*)394000Infomail - Enable394001Symbology identifierUser defined- User defined symbology identifier.- See "Data transmission settings - symbology identifier - UDSI" to activate ordeactivate UDSI transmission.- Use the default value or compose your custom symbology identifier for thissymbology (1 - 4 characters).Infomail - Symbology identifier - User defined - P8 (*)39C000025038