Create a recording on Mac
With Voice Memos, use your Mac as a recording device. To create a recording, use the built-in microphone, a supported headset, or an external mic. You can listen to your Voice Memos recordings on any device where you’re signed into iCloud using the same Apple ID. See Set up iCloud.
In the Voice Memos app
on your Mac, click the Record button 
(or use the Touch Bar).To pause, click the Pause button
. To continue, click Resume.When you finish, click Done in the lower-right corner.
Your recording is saved with the name of your location (if “Location-based Naming” is selected in preferences) or with the name “New Recording.”
After a recording is saved, you can select it to play or make edits, such as renaming or trimming.