The number of video formats supported by the 40PFT4100 is more than most televisions of a comparable age and spec to it. This TV supports an AVI video format, which is the most commonly supported video format supported by TVs of this age and type. The video formats "AVC", "MKV", "MPEG1", "MPEG2", "MPEG4", "VC-1" and "WMV9" are also supported by this Philips TV.
WMV stands for Windows Media Video.
AVI stands for Audio Video Interleave.