The 65PFK5909 has a greater number of video formats than most large TVs that have been on the market for more than two years. This Philips TV supports an AVI video format, which is the most frequently supported video format supported by TVs of a comparable spec and age to the 65PFK5909. The video formats "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.