Si, el QVIART COMBO, al igual que el QVIART UNIC reproduce MKV:

USB: (FAT, FAT32 and NTFS)

Delete, create folders, Format and set recording path.
Upload and download channel list, system data, software.
Support picture files: bmp, jpg.
Support music files: mp3, wav.
Support media files: avi, mkv, dat, ts, vob, mp4, 3gp, mpg, flv.
Support USB->WIFI(Only Ralink 5370).
Support USB->3G Card Reader.