Facebook Messenger gets a new expression tool called Soundmojis. The feature offers audio alongside emojis for the extra oomph while having conversations. Soundmojis are currently available on the mobile app versions of Facebook Messenger only, and we couldn’t find them on Facebook for Web.

source https://gadgets.ndtv.com/how-to/features/facebook-messenger-soundmojis-chats-step-by-step-guide-tutorial-2493349#rss-gadgets-all