Audio
class Audio
The audio message. There is a 1 MB limit on the audio file input and the only supported format is MP3. To convert your MP3 audio files to an Alexa-friendly,
required codec version (MPEG version 2) and bit rate (48 kbps), you might use converter software. One option for this is a command-line tool, FFmpeg. For more information, see FFmpeg. The following command converts the provided
ffmpeg -i <input-file> -ac 2 -codec:a libmp3lame -b:a 48k -ar 16000 <output-file.mp3>
Types
Properties
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The location of the audio file. Currently, S3 URLs are supported. Only S3 locations comprised of safe characters are valid. For more information, see Safe Characters.