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If you are contributing audio material to Europeana because you want it to be discoverable in the Europeana website then you need to provide a minimum of a link to the audio file or a website on which the audio file can be accessed. It is recommended to provide both, the link to the audio file and the link to the website on which the audio file can be accessed in full infomation context (edm:isShownAt). We also recommend that a link to a still image file is at least 0.1 megapixel in size to have the means to create ~400 pixels preview images to represent the audio file on the Europeana website (such as an album cover or similar).
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