The number of video formats supported by the 50PFK4009 is more than most large TVs that were launched around the same time as it. This television supports an AVI video formats supported, which is the most frequently supported video formats supported supported by TVs that are a similar age to the 50PFK4009. The video formats supporteds "AVC", "H.264", "MKV", "MPEG1", "MPEG2", "MPEG4", "VC-1" and "WMV9" are also supported by this TV.
WMV stands for Windows Media Video.
AVI stands for Audio Video Interleave.