Facebook voice messaging, integrated into Messenger, allows you to send audio clips up to long to individuals or groups. It is a popular alternative to typing for hands-free communication. How to Send a Voice Message
Slide your finger away from the microphone toward the "X" or trash icon to delete the recording before sending. Desktop/PC: Open a chat on facebook.com or the Messenger desktop app. Facebook Voice Message
Click the (you may need to grant browser microphone permissions). Click Record to start and Pause/Stop when finished. Preview the message by clicking Play , then click Send . Advanced Features Facebook voice messaging