First of all, run the Voice Memos app.
1. Tap [...] icon at the bottom left of the voice memo you want to send.
2. Tap [Share] at the bottom menu.
3. Select Send Anywhere from the list of apps.
(* If you can’t see Send Anywhere, tap ‘More’ on the far right of the list. Then enable ‘Send Anywhere’.)
4. Choose a transfer way.
Option 1) 6-digit key will be created right away. Enter the generated 6-digit key into the receiving device and it will be transferred.
Option 2) If you want to send directly to a device, choose a device displayed below the 6-digit key, the notification will be sent to the receiving device.
Due to the nature of iOS operating system, the screen should be kept on until the recipient downloads the file. Be careful not to turn off the screen.