The TX-55CSW524 has a greater number of video formats than most TVs of a similar age and spec to it. This television supports an AVI video formats supported, which is the most commonly supported video formats supported supported by comparable spec TVs that have been on the market for around the same time as the TX-55CSW524. The video formats supporteds "3GPP", "FLV", "M4V", "MKV", "MP4", "TS", "VOB", "VRO" 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.