Dual Audio. This typically means the file contains both the Original Bengali audio and a Hindi Dubbed (marked as "Hindi Org") track.
.mkv (Matroska Video), which supports multiple tracks and high-quality compression. Dual Audio
The "Hindi Org" tag suggests that the Hindi audio track is the official studio-released dub rather than a "clean" or "fan" dub. Files from these sources are generally standard-quality encodes designed for a balance between visual clarity and file size. Dual Audio
This is a Bengali-language psychological thriller starring Parambrata Chattopadhyay and Tanushree Chakraborty. Technical Specifications Resolution: 720p (High Definition). Dual Audio
The "1337xhd" and "mlsbd" tags refer to the release groups or websites where the file originated. Notes on Quality