XG1v4 Comcast Xfinity 4K DVR Set Top Box Unboxing/Comparison #4k #xfinity # comcast - YouTube
X1 Boxes have de-noising that is ruining detail on HD images. : r/Comcast_Xfinity
Xfinity X1: Our Best Live TV & More
Xfinity TV and Streaming - Choose Your Way to Watch Your Favorites
تويتر \ Artem Russakovskii على تويتر: "Just got the new @comcast Xfinity XG1v4 box in to replace my previous one, and wow, it's so much smaller. Snappier too. And hello 4K! https://t.co/JO5b1rc05g"