The 50PFK6510 has a greater number of video formats than most comparable spec TVs that came out more than a year ago. This TV supports an AVI video format, which is the most commonly supported video format supported by TVs of a similar type and age to the 50PFK6510. The video formats "AVC", "H.264", "MKV", "MPEG1", "MPEG2", "MPEG4", "VC-1" and "WMV9" are also supported by this television.
WMV stands for Windows Media Video.
AVI stands for Audio Video Interleave.