The 4K Blu-ray is the gold standard for the best audio/video quality.
I can give you a direct link to the highest-quality version available to you. Watch TENET (2020) HDRip AC3
Available in 4K Ultra HD on Amazon Prime , Apple TV , and YouTube . The 4K Blu-ray is the gold standard for
AC3 is a standard audio codec, but in pirated rips, the dialogue (already notorious for being hard to hear in Tenet ) is often poorly balanced. but in pirated rips