Is it possible to connect HDMI ARC out to this USB B in port just with an adapter or a cable, without any expensive converters? Sorry if this is irrelevant to this
HDMI arc audio extractor earc to aux rca Adapter Digital Analog audio Converter | eBay
XOLORspace DU50 HDMI/ARC/COAXIAL/OPTICAL/USB to 5.1 audio decoder syst