Video : AVC @ ~21902 kbps Audio : DTS-HD MA 5.1 @ ~3384 kbps Audio Commentary : DD 2.0 @ 192 kbps (Episodes 1, 2, 4, 7, 13) Chapters : Yes (Not named) Source : Lost.S01.1080p.BluRay.AVC.DTSHD-BEER (Thanks!) Notes : English and English SDH subtitles included, 2x Spanish, 2x Portuguese and 2x Chinese. No commentary subtitles available for Indonesian and Malay.