The TX-50AXW804 has a greater number of video formats than most similar spec TVs that are a comparable age to it. This Panasonic television supports an AVI video formats supported, which is the most commonly supported video formats supported supported by TVs that have been on the market for around the same time as the TX-50AXW804. The video formats supporteds "3GP", "FLV", "M4V", "MKV", "MP4", "TS", "VOB" and "WMV" are also supported by this TV.
MP4 stands for Moving Pictures Expert Group 4.
WMV stands for Windows Media Video.
AVI stands for Audio Video Interleave.