Vintage Sonic Blue branded Rio Digital Audio Receiver.
It can play mp3 files stored on your computer's hard drive over an Ethernet or Southcast internet radio stations.
Has a built in amplifier to use with a set of small speakers (speakers are not included).
With a design derived from the existing Linux-based Empeg Car, it became popular among the Linux hacking community.
Is fully working, but requires some research to set it up.
There is a lot of information and software versions on the net.
https://en.wikipedia.org/wiki/Rio_Receiver
https://www.dell.com/support/home/en-ca/drivers/driversdetails?driverid=r24402
It can be a fun digital audio player project.
When you call please mention you found this ad listing on OKz.ca