- Extension
- .aac
- .mkv
- Format
- Binary
- Binary
- Category
- Audio
- Video
- Developer
- Bell Labs, Fraunhofer Institute, Dolby Labs, Sony and Nokia
- Matroska
- Description
- Compressed audio file similar to an .MP3 file, but offers several performance improvements; examples include a higher coding efficiency for both stationary and transient signals, a simpler filterbank, and better handling of frequencies above 16 kHz; maintains quality nearly indistinguishable from the original audio source.
- An MKV file is a video container format similar to the .AVI, .ASF, and .MOV formats. It supports several types of audio and video codecs and may include .SRT, .SSA, or .USF (Universal Subtitle Format) subtitles. MKV files also support VobSub subtitles from DVDs.
- MIME Type
- audio/x-aac
- video/x-matroska
