The Philips 40PFK4100/12 has a greater number of video formats than most televisions of this type and age. This television supports an AVI video formats supported, which is the most commonly supported video formats supported supported by mid-size TVs that have been on the market for a comparable time to the 40PFK4100/12. The video formats supporteds "AVC", "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.