Amanero board for sale. Genuine - purchased from here;
https://amanero.com/
where you'll also find a manual, firmware etc.
Only used for a few hours to experiment with a DSD decoder project.
£35 plus shipping plus PayPal fee.
FS: Amanero Board USB >> I2S/DSD
#1 FS: Amanero Board USB >> I2S/DSD
Sorry, I couldn't resist!