Update api-reference/voice.mdx

Co-authored-by: sj-dl <stefan.jacobi@deepl.com>

Author: dr-duplo

api-reference/voice.mdx

@@ -93,7 +93,7 @@ All source languages can be translated into any target language.
 
 ## Supported Audio Formats
 
-The API supports various common combinations of streaming codecs and containers having a single channel (mono) audio stream.
+The API supports various common combinations of streaming codecs and containers with a single channel (mono) audio stream.
 For a detailed list, please refer to
 [Source Media Content Type](/api-reference/voice/get-streaming-url#body-source-media-content-type).