diff --git a/source/_components/tts.markdown b/source/_components/tts.markdown
index 3578244078f..2b802b148ff 100644
--- a/source/_components/tts.markdown
+++ b/source/_components/tts.markdown
@@ -47,6 +47,8 @@ If you are running Home Assistant over SSL or from within a container, you will
 
 ## {% linkable_title Service say %}
 
+The `say` service support `language` and on some platforms also `options` for set i.e. *voice, motion, speed, etc*. The text for speech is set with `message`.
+
 Say to all `media_player` device entities:
 
 ```yaml