code: function (data, options) {
                  if (options.disabled) {
                      return data;
                  }
                  var file = data.files[data.index],
                      url,
                      audio;
                  if (this._audioElement.canPlayType &&
                          this._audioElement.canPlayType(file.type) &&
                          ($.type(options.maxFileSize) !== 'number' ||
                              file.size <= options.maxFileSize) &&
                          (!options.fileTypes ||
                              options.fileTypes.test(file.type))) {
                      url = loadImage.createObjectURL(file);
                      if (url) {
                          audio = this._audioElement.cloneNode(false);
                          audio.src = url;
                          audio.controls = true;
                          data.audio = audio;
                          return data;
                      }
                  }
                  return data;
              }
docs: Loads the audio file given via data.files and data.index as audio element if the browser supports playing it. Accepts the options fileTypes (regular expression) and maxFileSize (integer) to limit the files to load: