The number of video formats supported by the TX-65DX900 is more than most new comparable spec TVs. The most commonly supported video format is H.265, but this video format is not supported by this TV. The video formats 3GPP, AVCHD, AVI, FLV, M4V, MKV, MP4, PS, TS, VOB, VRO and WMV are also supported by this Panasonic TV.
MP4 stands for Moving Pictures Expert Group 4.
WMV stands for Windows Media Video.
AVI stands for Audio Video Interleave.