Looks like a UPnP device to me.
I've been poking at it with Perl UPnP, and trying to get my head wrapped around how to at least control it remotely
so far I know it definitely ID's as...
'urn:schemas-upnp-org:service:RenderingControl:1'
http://192.168.0.248:80/description.xml
http://192.168.0.248:80/RenderingControl/desc.xml
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