An icon to symbolice speech to text conversion.
Own work
Using the following icons from the Breezeicons collection:

File:Breezeicons-mimetypes-64-text-x-generic.svg
File:Breezeicons-mimetypes-64-x-media-podcast.svg
File:Breezeicons-mimetypes-64-image-x-adobe-dng.svg
File:Breezeicons-actions-22-depth16to8.svg
André Costa

Breezeicons collection:
© 2014 Andreas Kainz &amp; Uri Herrera &amp; Andrew Lake &amp; Marco Martin &amp; Harald Sitter &amp; Jonathan Riddell &amp; Ken Vermette &amp; Aleix Pol &amp; David Faure &amp; Albert Vaca &amp; Luca Beltrame &amp; Gleb Popov &amp; Nuno Pinheiro &amp; Alex Richardson &amp; Jan Grulich &amp; Bernhard Landauer &amp; Heiko Becker &amp; Volker Krause &amp; David Rosca &amp; Phil Schaf / KDE / LGPL 3