{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/AtaDtmfModeObject", "title": "AtaDtmfModeObject", "type": "string", "enum": [ "STRICT", "NORMAL" ], "description": " * `STRICT` - A DTMF digit requires an extra hold time after detection and the DTMF level threshold is raised to -20 dBm.\n * `NORMAL` - Normal threshold mode.\n" }