The TX-L42ET60 has a greater number of video formats than most TVs of a comparable type and age to it. This television supports an MKV video formats supported, which is the most commonly supported video formats supported supported by TVs of this type and age. The video formats supporteds "3GP", "AVCHD", "AVI", "FLV", "M4V", "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.