The number of video formats supported by the TX-40AXW634 is more than most TVs of this spec and age. This television supports an AVI video format, which is the most commonly supported video format supported by TVs that have been available for a similar time to the TX-40AXW634. The video formats "3GP", "3GPP", "AVCHD", "FLV", "M4V", "MKV", "MP4", "TS", "VOB" and "WMV" are also supported by this Panasonic television.
MP4 stands for Moving Pictures Expert Group 4.
WMV stands for Windows Media Video.
AVI stands for Audio Video Interleave.