Need recommandation on what Tivo I need ?

I'm ready to give up cable . I have not been not use antenna in 23 years ..
I'm going to get that going first .
I like to dvr my reg shows ..
I have 2 bedrooms reg Samsung tv and 1 living room Samsung 4 k .
I have amazon fire tv I watch Netiflex thru .
What Tivo eqe. do I need to get ?
Thank you
Rick