| Term ID | Term Name | Definition | Broader | Release Date |
|---|---|---|---|---|
| 1 | No sound | 2008-10-01 | ||
| Term ID | Term Name | Definition | Broader | Release Date |
| 2 | 1/0 (Mono) | Single Monographic Sound. A system using a single discrete audio channel (Monophonic). Also called monaural. | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 3 | Dual mono | The same monaural signal is replicated on both channels. | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 4 | 2/0 (Stereo) | Stereographic Sound. | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 4.1 | 2/0 (Stereo) + LFE | Stereographic Sound plus Low Frequency Effects. | 2/0 (Stereo) | 2013-01-07 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 4.2 | Stereo International | Stereographic Sound plus two single monographic sounds for commentaries. | 2/0 (Stereo) | 2013-01-07 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 5 | Stereo A and B | A system using two discrete audio channels, typically derived from two transducers geographically separated, to give slightly different audio perspective of the same event. | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 6 | Stereo M and S | A system using two discrete audio channels, typically derived from two transducers geographically separated, to give slightly different audio perspective of the same event. | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 7 | Multi-lingual | A channel configuration allowing the support of more than one language | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 8 | Surround | Surround Sound | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 8.1 | 5.1 Surround | A system comprising five discrete, full range main channels (Left, Centre, Right, Left surround, Right surround) plus a band-limited Low Frequency Effects channel: 3/2/1 (L,C,R, LSide, RSide). This is used in Home Theater systems | Surround | 2013-01-07 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 8.2 | 7.1 Surround | An eight-channel surround audio system. It adds two additional speakers to the more conventional six-channel (5.1) audio configuration. As with 5.1 surround sound, 7.1 surround sound positional audio uses the standard front, center, and LFE (subwoofer) speaker configuration. This is used in Movie Theater systems. | Surround | 2013-01-07 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 8.3 | 10.2 Surround | 10.2 surround sound would add four more channels to the front listening area and only one surround channel. | Surround | 2013-01-07 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 8.4 | 22.2 Surround | The surround sound component of Super Hi-Vision developed by NHK STRL and using 22 + 2 LFE speakers. | Surround | 2013-01-07 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 9 | Multi-channel | 2008-10-01 | ||
| Term ID | Term Name | Definition | Broader | Release Date |
| 9.1 | 2/1 (Multi-channel) | Multi-channel | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 9.2 | 2/2 (Multi-channel) | Multi-channel | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 9.3 | 3/0 (Multi-channel) | Multi-channel | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 9.4 | 3/1 (Multi-channel) | Multi-channel | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 9.5 | 3/2 (Multi-channel) | Multi-channel | 2008-10-01 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 9.5.1 | 3/2 (Multi-channel) + LFE | 3/2 (Multi-channel) | 2013-01-07 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 10 | Ambisonics | A series of recording and replay techniques using multichannel mixing technology that can be used live or in the studio and which recreates the soundfield as it existed in the space, in contrast to traditional surround systems, which can only create illusion of the soundfield if the listener is located in a very narrow sweetspot between speakers. | 2013-01-07 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 11 | Panor-Ambiophonic (PanAmbio) 4.0/4.1 | Combines a stereo dipole and crosstalk cancellation in front and a second set behind the listener (total of four speakers) for 360° 2D surround reproduction. Four channel recordings, especially those containing binaural cues, create speaker-binaural surround sound. 5.1 channel recordings, including movie DVDs, are compatible by mixing C-channel content to the front speaker pair. 6.1 can be played by mixing SC to the back pair. | 2013-01-07 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 12 | Object audio | Audio following a structure following the the Audio Definition Model (ADM), specifies how XML metadata can be generated to provide the definitions of tracks in an audio file. | 2016-11-25 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 99 | Other | 2008-10-01 |