found one of those and is it worth it, over proper NAS?
https://www.google.co.uk/search?q=Addonics+NAS40ESU+NAS+4.0+Adapter&oq=Addonics+NAS40ESU+NAS+4.0+Adapter&aqs=chrome..69i57j69i60l2&sourceid=chrome&es_sm=0&ie=UTF-8#safe=off&tbm=shop&q=nas40esu&spd=5898057468627633929
https://www.google.co.uk/search?q=Addonics+NAS40ESU+NAS+4.0+Adapter&oq=Addonics+NAS40ESU+NAS+4.0+Adapter&aqs=chrome..69i57j69i60l2&sourceid=chrome&es_sm=0&ie=UTF-8#safe=off&tbm=shop&q=nas40esu&spd=5898057468627633929