DTMFSpecification - Amazon Lex API Reference

DTMFSpecification

Specifies the DTMF input specifications.

Contents

deletionCharacter

The DTMF character that clears the accumulated DTMF digits and immediately ends the input.

Type: String

Pattern: ^[A-D0-9#*]{1}$

Required: Yes

endCharacter

The DTMF character that immediately ends input. If the user does not press this character, the input ends after the end timeout.

Type: String

Pattern: ^[A-D0-9#*]{1}$

Required: Yes

endTimeoutMs

How long the bot should wait after the last DTMF character input before assuming that the input has concluded.

Type: Integer

Valid Range: Minimum value of 1.

Required: Yes

maxLength

The maximum number of DTMF digits allowed in an utterance.

Type: Integer

Valid Range: Minimum value of 1. Maximum value of 1024.

Required: Yes

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: