4K TVs: What to know before you buy

The world of televisions can be complex, with all kinds of industry jargon. Don't worry, we'll tell you what you need to know. After that, we give you CNET's recommendations on which 4K TVs are best.

You can see the products featured in this video here 👇
LG OLED G1: https://bit.ly/3BJA9Co
Samsung QN55QN90AAFXZA: https://bit.ly/3CPm2N6
TCL 55-inch 6-Series: https://bit.ly/2ZVlR4v
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