| Subject | German | English |
| comp., MS | Breitband-Audiocodec | wideband audio codec (An audio codec that provides high-quality voice by using a sampling rate of 16 kHz) |
| comp., MS | Schmalband-Audiocodec | narrowband audio codec (An audio codec that provides voice by using a sampling rate of 8 kHz) |
| comp., MS | Windows Media-Audiocodec | Windows Media Audio codec (A codec used to compress and decompress audio streams) |