12/20/2023 0 Comments Twilio dtmf![]() The TwiML verb is only able to detect DTMF keypress inputs in the RFC 2833 / 4733 standard. Problems might also arise if a user presses a key too quickly for the DTMF to be interpreted. Twilio only receives structured data and does not interpret the DTMF.īy the time we reach step 3, the audible DTMF tone will have been replaced with indistinguishable clicks where the sounds used to be, so there's no possibility that Twilio is interpreting the key presses incorrectly.
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