The Philips 24PHT4000/12 has a greater number of video formats than most televisions of this spec and age. This TV supports an MPEG4 video formats supported, which is the most commonly supported video formats supported supported by small display diagonal TVs that have been around for more than a year. The video formats supporteds "AVI", "H.264", "MKV", "MPEG1" and "MPEG2" are also supported by this television.
WMV stands for Windows Media Video.
AVI stands for Audio Video Interleave.