The TX40DSW404 has a greater number of video formats than most mid-size TVs that were launched around the same time as it. This Panasonic television supports an AVI video format, which is the most frequently supported video format supported by comparable spec TVs that have been available for the last year. The video formats "3GPP", "FLV", "M4V", "MKV", "MP4", "PS", "TS", "VOB", "VRO" and "WMV" are also supported by this television.
MP4 stands for Moving Pictures Expert Group 4.
WMV stands for Windows Media Video.
AVI stands for Audio Video Interleave.