The number of video formats supported by the Sony XBR-79X900 is more than most 4K and 8K TVs that came out more than two years ago. This television supports an AVI video format, which is the most frequently supported video format supported by TVs of a similar age and spec to the XBR-79X900. The video formats "AVCHD", "MKV", "MOV", "MP4", "MPEG1", "MPEG2", "MPO", "WEBM" and "XVID" are also supported by this Sony television.
MP4 stands for Moving Pictures Expert Group 4.
AVI stands for Audio Video Interleave.