Also, access to my data stored on a Linux server mp3s works from properly and to UPNP (minidlna under Ubuntu) and the app "BubbleUPNP" of Android.
Small point of criticism: the menu item "Reset to factory settings" should be somewhat better protected; As you come sometimes accidentally on it and then the configuration of the front begins ;-)
I bought the device for my son as a replacement for a faulty clock radios. Since then, he hears now English Internet radio to wake and is enthusiastic.
It would be nice yet the same functionality in the form factor as a HiFi component with digital output for the plant. I wish for my birthday!