public String getVersion() {
        return version;
    }
Generates a string for the version of this audio frame.

@param version the code for the MPEG version
@param layer   the code for the layer
@return a string for the version
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-audiovideo-module/src/main/java/org/apache/tika/parser/mp3/AudioFrame.java