The TX-L42WT50 has a greater number of video formats than most TVs of a comparable age and type to it. The most commonly supported video format is VP8, but this video format is not supported by this television. The video formats AVCHD, AVI, DIVX, M-JPEG, MKV, MOV, MP4 and WMV are also supported by this Panasonic television.
AVI stands for Audio Video Interleave.
MP4 stands for Moving Pictures Expert Group 4.
WMV stands for Windows Media Video.