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POST
/
calls
/
{call_control_id}
/
actions
/
send_dtmf
JavaScript
import Telnyx from 'telnyx';

const client = new Telnyx({
  apiKey: 'My API Key',
});

const response = await client.calls.actions.sendDtmf('call_control_id', { digits: '1www2WABCDw9' });

console.log(response.data);
{
  "data": {
    "result": "ok"
  }
}

Authorizations

​
Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Path Parameters

​
call_control_id
string
required

Unique identifier and token for controlling the call

Body

application/json

Send DTMF request

​
digits
string
required

DTMF digits to send. Valid digits are 0-9, A-D, *, and #. Pauses can be added using w (0.5s) and W (1s).

Example:

"1www2WABCDw9"

​
duration_millis
integer<int32>
default:250

Specifies for how many milliseconds each digit will be played in the audio stream. Ranges from 100 to 500ms

Example:

500

​
client_state
string

Use this field to add state to every subsequent webhook. It must be a valid Base-64 encoded string.

Example:

"aGF2ZSBhIG5pY2UgZGF5ID1d"

​
command_id
string

Use this field to avoid duplicate commands. Telnyx will ignore any command with the same command_id for the same call_control_id.

Example:

"891510ac-f3e4-11e8-af5b-de00688a4901"

Response

Successful response upon making a call control command.

​
data
Call Control Command Result · object
Example:
{ "result": "ok" }