“Is it necessary to change my Xfinity cable boxes to 4k receivers? I am still using the same HDMI cable that was on my other TV. Went to KMArt and asked if it was necessary to buy the HDMI 4k cable and was told NEGATIVE.”

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• Suggest going to or emailing with a Best Buy Geek Squad Tech. They can answer you question so much better than me.

  Answered by SixIron 6 years ago

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• Yes you probably would have to update you cable receiver.But far as Blu Ray and regular television awesome investment.

  Answered by Eclowney 6 years ago

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• They told me the 4k would give you a better picture.

  Answered by Kelmer 6 years ago

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• Trust me it is necessary to get a 4k (2.0) speed cable. You can see the difference right away. You need a 4K cable to get the best UHD picture.

  Answered by Flyinbryan 6 years ago

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