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4k hdtv

Forum discussion tagged with 4k hdtv.
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    Question Sony X800E + Ultra ROKU — Malfunction?

    Hi, I just took my first dive into 4K UHD/HDR television. I upgraded my ROKU 3 to an Ultra and bought certified 4K Ultra HDMI cables. I have only have 9 days left to return/exchange the SONY X800E I bought if it's malfunctioning in some way. With that in mind, I have two areas of question...