SMAKN® 5m High Speed HDMI Digital Audio/Video Flat Cable of up to 4K Resolution with 3D, Audio Return & Multi-Channel Digital Audio Support

there's a lot of confusion regarding hdmi arc and digital optical there's so much misinformation out there that it's easy for people to get torn on which they should use so i want to shed a little bit of light on this topic today what's up guys jonah mathis here my channel is all about sound bars home entertainment setups home tech and more i try to break down complex topics into terms that most people can easily understand so first let's discuss what each of these are and how they work hdmi arc and digital optical both transmit digital signals hdmi arc i like to call it hdmi arc for short stands for audio return channel most tvs nowadays have a few hdmi inputs and one will typically be labeled as arc if you have a very new fancier tv then you might even have e-arc or enhanced audio return channel which is even better than arc we aren't going to go into er too much in this video i have