Dolby Vision for Minix U22X-J (Max) and Ugoos AM6+

Development Development & Testing
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you’re right. There is a bt709 flag in the signal :(. it’s not displayed on the vertex OSD but it is in the GUI software. AppleTV / x800m2 does not have any flag. Chromecast GTV has a rec709 flag. here some pics: d — ImgBB