LG 42LA79 Series Owner's Manual page 323

[ULTRA HD] Video Supported Codec
Maximum resolution : 3840 x 2160 @ 30p
Maximum data transfer rate :
3840 X 2160(H.264 L5.1) : 50Mbps(megabits per second)
3840 X 2160(HEVC L5.0) : 25Mbps
Extension
.mkv / .mp4 / .ts
.ts
NOTE
Unsupported codecs are only available after a software upgrade.
supplied by LG.
properly.
Some subtitles created by users may not work properly.
It supports the playback through USB only.
Some ULTRA HD models will need to be connected to an "ULTRA HD Upgrade Kit".
Video H.264/AVC
Audio Dolby Digital, Dolby Digital Plus, AAC, HE-AAC
Video HEVC
Audio Dolby Digital, Dolby Digital Plus, AAC, HE-AAC
SPECIFICATIONS
Codec
B-5