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You need to be careful though because the microphone is in the remote control instead. So buy the remote control WITHOUT voice control, get rid of the remote that comes with the TV, and you're good. There will be no mic's in your tv setup. (This will cost you a bit extra. About 20 or 30 bucks for a generic one.)
A second problem is that it is a smart tv, so you have to make sure to NOT connect it to the internet and get your smart services via a box you control. (I haven't been able to prove that Sony siphons smart data usage from its tv's the way the Samsung Android tv's do, but it is technically possible for them to do so.)
In any case, under no circumstances should you get a samsung. You can't even use those tvs without the privacy invasion equipment activated.