The Panasonic TX-40CX680 has a greater number of video formats than most 4K and 8K TVs that were launched more than a year ago. This television supports an AVI video formats supported, which is the most commonly supported video formats supported supported by 4K and 8K TVs that came out more than a year ago. The video formats supporteds "3GPP", "FLV", "M4V", "MKV", "MP4", "TS", "VOB", "VRO" 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.