Too bad they didn't put that thing inisde the Su1 at first...
https://www.shenzhenaudio.com/singxer-uip-1-isolate-processor-usb2-0-usb-interface.html
Sounds expensive to me but I'm probably missing the point there.
https://www.shenzhenaudio.com/singxer-uip-1-isolate-processor-usb2-0-usb-interface.html
Sounds expensive to me but I'm probably missing the point there.