EN 300 373-2 V1.2.1 is now the oldest version of the standard which can be used to provide a presumption of conformity with the essential requirements of article Article 3.2 of the R&TTE Directive.
EN 300 373-2 V1.2.1 is the Harmonised Standard for Maritime mobile transmitters and receivers for use in the MF and HF bands. EN 300 373-3 V1.2.1 applies to Maritime mobile transmitters and receivers with integrated or associated equipment for Class E Digital Selective Calling (DSC).