It is the exact same hardware as the Oppo UDP-203, except it is a transport only (no DAC) so the UDP-203 driver should work:
https://annex4.link/drivers/udp-203
I have one on the way I will test with in a few days...
I just upgraded from 2.9.1 to 2.10.4 and the Cumulus app on the flash touchscreens no longer works :-( I have been using Cumulus & a Davis Pro2 with my Control4 system since 2012...