The Hisense LTDN42K390 has a greater number of video formats than most comparable spec televisions that came out around the same time as it. The most commonly supported video format is DIVX HD, but this video format is not supported by this television. The video formats ASF, AVI, DIVX, FLV, MKV, MP4, MPEG, MPEG1, MPEG2, MPEG4, MPG, TS and VC-1 are also supported by this Hisense TV.
AVI stands for Audio Video Interleave.
MP4 stands for Moving Pictures Expert Group 4.