Connecting a BRAVIA TV to an external device via the Soundbar using HDMI ( ARC / eARC) cables

Connecting a BRAVIA TV to an external device via the Soundbar using HDMI ( ARC / eARC) cables

What is HDMI ARC, And Do I Need It? – iVANKY

What is HDMI ARC and HDMI eARC, and how to use them on your TV

HDMI ARC and HDMI eARC: everything you need to know

Installing and using the Product

PS5 Audio to Sound bar Audio Science Review (ASR) Forum

Help library: Sound Bar – Connecting to TV

So I'm a noob with all of this. Would I connect my PS5 to either HDMI 4 or 3? Why is eARC/ARC only on one also and isn't that merely for speakers?

How to use HDMI ARC on Samsung Smart TV