{
  "fileFormatID": 2510,
  "formatName": "ZyXEL Voice Format Audio",
  "version": null,
  "formatDescription": "ZyXEL Voice Audio files were originally developed by Zyxel Communications for the Zyxel Z-Fax modem software application. These files are capable of digitizing speech to transfer data through software such as Z-Fax or VoiceConnect, using compression betweeen 19.2k CPS(ADPCM) and 9.6k CPS (CELP).",
  "releaseDate": null,
  "binaryFileFormat": null,
  "formatNote": "http://www.fileformat.info/mirror/corion/index.htm#ZyXEL\r\n\r\nhttps://www.solvusoft.com/en/file-extensions/file-extension-zvd/\r\n\r\nhttps://www.wikidata.org/wiki/Q105854133",
  "lastUpdatedDate": "22 Apr 2022",
  "formatProvenance": null,
  "formatSourceDate": "22 Apr 2022",
  "formatDisclosure": null,
  "formatEnvironment": null,
  "formatRisk": null,
  "formatAliases": null,
  "formatTypes": "Audio",
  "formatFamilies": null,
  "identifiers": [
    {
      "identifierText": "fmt/1674",
      "identifierType": "PUID"
    }
  ],
  "internalSignatures": [
    {
      "signatureID": 2008,
      "name": "ZyXEL Voice Format Audio",
      "note": "BOF; Offset: 0; Magic Bytes: 'ZyXEL' followed by 0x02",
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
          "offset": 0,
          "maxOffset": 0,
          "byteSequence": "5A7958454C02",
          "endianness": null,
          "byteSequenceID": 2332
        }
      ]
    }
  ],
  "externalSignatures": [
    {
      "externalSignature": "zvd",
      "signatureType": "File extension"
    },
    {
      "externalSignature": "zyx",
      "signatureType": "File extension"
    },
    {
      "externalSignature": "ad2",
      "signatureType": "File extension"
    }
  ],
  "relationships": [],
  "submittedBy": [
    180
  ]
}