Digital Coaxial vs Optical Audio Cables vs HDMI - Which one is the best for Sound Quality? - YouTube
HDMI vs Optical Audio - Which One Is The Best - YouTube
What is eARC and how is it different from ARC? | Sony AP
HDMI ARC vs Digital Optical: Which is Better and Why? - YouTube
Amazon.com: 192KHz Multi Function Audio Converter, Tohilkel HDMI ARC or Toslink (Optical,SPDIF) or Coaxial to 3.5 mm Jack Stereo R/L Toslink ( Optical,SPDIF) Coaxial, Support Multi Ports Output Simultaneously : Electronics